Extreme Fitness Gym

Chula Vista, 2390 Boswell Rd # 400, Chula Vista, CA 91914 | ★ 5 (86 Review)

📞 +1 619-500-5120

Activity

Gym Pilates studio

About the Club

Leading Functional Fitness Center for Adults and Youth Performance.

Photos

 Extreme Fitness Gym
 Extreme Fitness Gym
 Extreme Fitness Gym
 Extreme Fitness Gym
 Extreme Fitness Gym

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Reviews

Jake

★ 4

Great gym. People are great owner is on site. Equipment is clean and plenty of room to do what needs to be done. However Missing the last star for a few reasons. Benches are absolutely terrible. Not wide enough to support anyone over 150 lbs. need to get a real powerlifting bench for the guys that actually lift heavy. squat racks are a little too wide and you will get caught with the plates on the hooks sometimes. Dumbbells are everywhere. All it needs is a label maker and put a label where each weight goes. Last thing is the seated hammy curl is messed up and has not been fixed in at least a month. But at the end of the day it’s close to home and they continue to get new stuff that its pretty solid.

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Erica Espiritu

★ 5

I can’t say enough wonderful things about my personal trainer; Julia! From the very beginning, she’s taken the time to really listen to my concerns and understand where I’m starting from. As someone who’s new to fitness, I was nervous about not knowing what to do, Julia’s patience and clear explanations made every new workout feel approachable and achievable.

What stands out most is how supportive and encouraging she is—she knows exactly when to push and when to adjust. Because of her guidance, I not only feel more confident in the gym, but I’m genuinely stronger, both physically and mentally. She’s turned something that once felt intimidating into something I actually look forward to.

If you’re looking for a trainer who’s knowledgeable, compassionate, and truly invested in your progress, she’s the one!

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Stefan Mccrae

★ 5

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kate hejazi

★ 5

This gym is a dream. Not crowded, high-quality equipment, and clean. Omar + Manny plus the rest of the staff is so kind, warm, and helpful. This gym is over 30+ minutes away from me, but nothing beats it.

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Vanessa Moncada

★ 5

Amazing gym equipment!! 💪

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Alina Skrickaja

★ 5

Great gym love the atmosphere and the equipment

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Fabiola Laija

★ 5

Amazing place, good vibes !!! Five stars all the way! ⭐️⭐️⭐️⭐️🌟

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Kevin Christobal

★ 5

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Jason Peck

★ 5

Great Gym super friendly and helpful staff and plenty of machines and free weights

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Sonia Hoffas

★ 5

I became a member last month , I am so pleased with customer service, the atmosphere and all the equipment. Loving the gym so far it is great

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Jose caamacho

★ 5

Best gym hands down. has all the equipment you can think of , no matter the time it never feels crowded because of how spacious it is. Omar and the rest of the staff are really nice and helpful, highly recommended.

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Andrew Montano

★ 5

Equipment is phenomenal. Environment is great

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jose benavides

★ 5

My honest opinion of this place is amazing. I love the environment the moment I walk in to the moment I leave the gym. All the equipment is all new and very clean. The personal trainers are all so nice and will make time for you when you need them. I highly recommend this gym for everyone. Julia at Extreme Fitness is absolutely amazing! She pushes me in the best way possible and always keeps the workouts challenging and effective — which is exactly what keeps me coming back to the gym. She's not only super knowledgeable, but also incredibly friendly and easy to trust when it comes to building the right workout routine. I always feel motivated and supported during every session. Highly recommend training with her if you're serious about your fitness goals!

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Jovanna Gomez

★ 5

The vibe is super motivating—from the moment you walk in, you feel like you’re ready to crush your goals. The equipment is top-tier and well-maintained, with everything from heavy-duty squat racks to machines for every muscle group.

The staff is friendly and actually knowledgeable—they don’t just stand around, they’ll help if you need it. I especially love the mix of people here—everyone’s focused, but it’s not intimidating. Whether you’re a beginner or a seasoned lifter, you’ll feel comfortable.

Also, huge bonus points for how clean they keep the place (and how good it smells—seriously). I’ve tried a few gyms in town, and this one definitely stands out.

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Alex Espinoza

★ 5

I highly recommend this awesome gym. Ask for Julia she’s amazing! Her personality and professionalism made my first day feel like I had been going there for years. Coming from a previous gym chain, the difference in quality was immediately noticeable. The space is large and open, the equipment is top-notch, and the staff is friendly and welcoming. If you’re looking for a high quality workout experience, this is the place. Keep up the great work, team!

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Santana Alvarez

★ 5

🌟🌟🌟🌟🌟
Hands down one of the best gyms I’ve ever been a part of.
The equipment is always clean and well-maintained, the energy is motivating, and the community is supportive and focused.

I want to give a special shoutout Julia complementary training with her she’s incredibly knowledgeable, professional, and genuinely cares about helping her clients reach their goals. From creating custom workout plans to helping with nutrition and accountability, she’s been a huge part of my progress.

If you’re looking for a gym that actually makes you want to show up and a trainer who pushes you in all the right ways this is the place. Highly recommend!

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Alexa De la Fuente Hdz

★ 5

I can’t say enough good things about this new gym! It’s absolutely massive—with brand-new, top-of-the-line amenities and literally every machine you could think of. No matter what time I go, it never feels crowded because of how spacious and well laid out it is.

I’ve been doing personal training with Alex, and the results I’ve seen have been incredible. He’s knowledgeable, motivating, and really customizes each session to push me while keeping it fun. Between the quality of the gym and the expert training, this has completely transformed my fitness routine.

Highly recommend checking it out—whether you’re just starting or looking to level up your training, this place has it all!

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Manuel Sanchez

★ 5

Amazing Gym, quality equipment extremely knowledgeable staff and trainers , has everything you need and more! In both the functional fitness and bodybuilding aspect, Extreme fitness is the place to be at! 10/10

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Florencio Obillo (Jr)

★ 5

My nephew is enjoying the training

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Julia Shrum

★ 5

Walking into Extreme Fitness is like stepping into a space that’s more than just a gym, it’s an experience. From the moment you enter, you can feel the difference. The energy is magnetic, the atmosphere is electric, and there’s a deep sense of intention behind everything from the layout and lighting to the music and movement.

What truly sets this gym apart is its uniqueness and high-vibration environment. It’s not just about lifting weights or burning calories, it’s about elevating your mindset, your energy, and your lifestyle. Every session feels personal and powerful, and you’re met with a team that genuinely cares about your growth, both physically and mentally.

The trainers and staff bring their passion and authenticity into every interaction, creating a space that’s not only welcoming but deeply motivating. You’re not just a member here you’re part of a community that thrives on connection, transformation, and high standards.

I'd like to personally compliment GM Omar Mercado for his services. I've known him for many years through the fitness community and he is known for his authenticity, loyalty, integrity, and leadership. He will take great care for all his members and employees like family.

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Roman Silva

★ 5

Great gym, great vibes and the staff is super helpful

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Michael Villuan

★ 5

Would recommend Extreme Fitness for anyone trying to reach their fitness goals or start their fitness journey! Excellent place

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Flores -

★ 5

Amazing staff and NEW facility one stop for everything including recovery and pilates

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ronald nocum

★ 5

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Claudia Ikeda

★ 5

Extreme fitness is my favorite gym. If you’re looking for a place to workout that will challenge you, this is the gym to go to. The owner Alex and staff are great and super supportive. They are always there to help you with a workout and explain how to do it correctly. It’s never boring because workouts change constantly. I also highly recommend the personal training. It really has helped me with accountability and staying focus on my goals.
I love that I can go to the gym and feel comfortable. It’s like a little family. Everyone cheers each other on and motivates each other to be better.
Thank you Extreme Fitness for creating a place that makes you feel welcomed.

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sofia galeano

★ 5

Amazing people, i love it here!!

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Alejandra Galeano

★ 5

Amazing staff and great guidance, if you want to see results you have to come here!!!

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Beth Giambra

★ 5

At extreme fitness you feel right at home. The owner/trainers are always there to help you and motivate you, they are very kind. Everyone is very involved to make sure you reach your goals. The structure of the workouts is great for anyone from beginners to advanced and there is always someone there to guide you. The environment is super friendly. I truly cannot imagine going to a different gym. 10/10 recommend for anyone looking for a structured workout rather than making up your own everyday.

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Emmarosa Santamaria

★ 5

Extreme Fitness has been awesome to me! All the trainers are super nice and take an interest in you no matter what fitness level you're at. Clean gym, mint equipment, and great community- such a family vibe. Extreme Fitness even offers customized nutrition plans to help you reach your goals. The owner, Alex Verdugo, is very knowledgeable with over 10+yrs. experience and has certifications in Strongfirst and NSCA.I highly recommend checking this gym out!

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Virgo Girl

★ 5

Friendly GYM ever !!!! … I been a member five years and tried other gym but I always go back here .

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Rosalinda Sepulveda

★ 5

Muy buenos entrenadores y buen ambiente 👏🏼👏🏼

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Steph Godoy

★ 5

If you’re serious about getting fit, this is the gym for you! But this isn’t a gym for slackers or people who “skip” the gym. If you put in the work, you’ll definitely see the results! Alex, Angel and the rest of the staff/personal trainers, are always super friendly and willing to help no matter your fitness level. If you are beginner they will work with you to help with your form and be there to support you! Also, the people who workout here are friendly and supportive. If you think you are not doing something right, there’s probably going to be someone next to you willing to clarify it. I started my fitness journey on a serious level more than a year ago, but when I joined extreme fitness, it’s when I really began seeing results and feeling the most fit I’ve ever been! Stop thinking about it and join!!!! :)))

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Yataro Sanay

★ 5

Great facility! Staff is friendly and knowledgeable. You get your money’s worth in here. You’ll for sure stay for the vibes. The workouts are fire!! Check them out!

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Lidia Ortiz

★ 5

By far one of the best gyms that I have been to. They provide you with daily workouts which are amazing when you don't know what you are doing as a first timer.😅

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Karly Chavez

★ 5

Best gym, very friendly staff, clean facilities, a variety of hours to choose from group classes. If you are ready to change your life and improve your lifestyle. This gym is for you 😁

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Norma Alfaro

★ 5

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Karyed Espinosa

★ 5

Been coming here for 2 + years. Love the environment and equipment at this gym. All the trainers are awesome!!!

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Timothy D. Murphy

★ 5

Extreme is the perfect gym. I have done lots of other group trainings, classes, crossfit, etc. Even workout on my own. Extreme gives you the accountability of classes with out the strict schedule. Workouts are clearly laid out each day and you work at your pace but others will motivate you to try harder and be your best! Love this gym and the vibe!

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Carolina Villa

★ 5

I love Extreme. I’ve been lifting weights for years, but didn’t really start seeing improvements in my strength and physique until I started here. The trainers are motivating and friendly, and the music is pretty good too.😗

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Estela Luna

★ 5

My sanctuary 💪🏽🙌🏽

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Jessica Borruel

★ 5

Best gym I’ve ever been a part of. You get great workouts in a great commuity

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karla gonzalez

★ 5

Extreme Fitness is the best gym, I highly recommended it. I love the atmosphere and the positive energy of this place. Everyone is so friendly and the coaches Alex and Dana are really helpful. If you are new to the area or looking for a new place to work out you should definitely try it!

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Luz Rendon

★ 5

I Totally Recommend Extreme Fitness. The Coaches Alex and Angel are Great and Always willing to Help. I have been coming to this Gym since 2016. It’s Really a Positive environment and with good Vibes. It’s always a Good Challenge when it comes to doing the workouts. It’s a Great Feeling ounce you finish the workout.

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Hermila Rendon

★ 5

Extreme Fitness Chula Vista is a place that when you walk in, you feel the positive energy. I have been attending Extreme Fitness for more than 12 years and I feel right at home seeing everyone smiling and supporting each other. It feels like a family energy. All the coaches are very dedicated in helping and teaching. Alex and Angel are very knowledgeable and have a lot of experience in training. It was my first time learning how to use Kettlebells and fell in love with using them. Totally recommend this place. You will not be disappointed. Come and join the Extreme Fitness family 😊

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Myrna Foster

★ 5

It’s a great place to workout. The staff is friendly and very helpful.

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Cintia Acosta

★ 5

Have been coming to extreme fitness for many years , it change completely my perspective of Fitness. Never thought working out would be part of my daily routine. I love coming to the gym every afternoon. The people and the trainers are amazing. Won’t change it for any other gym !!

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Gabriela Saenz

★ 5

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Andrea Amado

★ 5

I have been working out at Extreme for over a year. The trainers are very helpful including the clients. Great atmosphere and the workouts are no joke. I have definitely seen a change physically and challenge myself more everyday.

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julia relph

★ 5

I have found myself comfortable working out at extreme fitness. Yes there are a lot of young gym girlies here, I myself am not but still enjoy the atmosphere and camaraderie! Don’t be shy, jump right in 😊

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Abel Morales

★ 5

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Victor Loza

★ 5

Best trainer and staff 😎😎😎 my second home …

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Lizette Pereyra

★ 5

I've been a member for 2 years now and I absolutely love extreme fitness! Trainers are amazing and always welcoming. Workouts are explained and on the board for you to follow. I love that you can go at your own paste and not feel like you're being rushed. The trainers are also there to answer any questions you might have. You will definitely get a great workout and leave the gym feeling amazing. Definitely recommend extreme fitness if you're looking to invest in your health!

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bibi luko

★ 5

I have been coming here for a little over a year. I have always been interested in weight training but absolutely too shy and uncomfortable to go for it. When you come here you’ll see all kinds of friendly people here for the same thing - to weight train. I met Cathy who trains 3 classes daily and she made me feel so welcome and always shows us how to do the workouts. As a beginner, having someone walk you through a full workout step by step really feels like having a personal trainer. I started out doing the challenges last year and this year treated myself to an annual membership. Alex and Dana also make this place feel so accessible and welcoming. Can’t recommend this place enough!

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Raf Gonzo

★ 5

Great atmosphere, and the members and staff are very nice. You feel welcomed and everyone motivates each other. Best gym in San Diego.

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Citlalic Carrillo

★ 5

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Jennifer Luecht

★ 5

Definitely a tough workout each time I go. Alex greets everyone upon arrival, he and Dana are great with names, very welcoming, eager to help with workouts and they correct your form for maximum performance. Music is a variety of upbeat tunes that keeps you moving. Check it out! There is also yoga on Sundays with Nadia!

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Dulce Jacquez

★ 5

The Best Gym

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Raquel Cortes

★ 5

Great gym with great trainers and wonderful classes. Classes are different every day, you can get there at the time is more convenient for you and start the class supervised by a trainer or you can do your own workout.

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Ysabel Marquez

★ 5

some of the best atmosphere to push yourself, great for people looking for motivation and getting started and advanced people looking for a challenge :3 I had a lot of help from the trainers here with my form!

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Socorro Blake

★ 5

Best gym ever!!! Great atmosphere, I really recommend. I been a member since 2020 🤩

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Elizabeth Blake

★ 5

Me encanta este gym son los mejores entrenadores 💪😀 💯 recomendados

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Veronica Ramirez

★ 5

I’ve been a member at this gym close
To 10 years now , & I love it . Alex & Dana are great and very helpful . The ambience is fun and the people are friendly . If you’re looking for a new gym to push yourself this is the place.

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Alfredo Morales

★ 5

Great gym has helped me reach all my fitness goals the trainer is awesome! Good ambience love the workouts specially if you are a person that likes to push yourself!

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Celeste

★ 5

Vibe is the BEST!!! All the women (and men) lift each other up. The Owner, Alex, greets you and makes you feel welcome every morning. The best part is flexibility to work out on your own time.

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Elizabeth Garcia

★ 5

Wow wow so much to share but I’ll keep it brief :).
Extreme Fitness has been a second home away from home. I started with Extreme Fitness back in 2020 when we most needed it a place where I’ve built phenomenal relationships and achieved my fitness goals. Alex Verdugo and team of experts truly care about his members they help you reach your fitness mission.

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Jennifer Barba

★ 5

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Glenna Abraham

★ 5

Tried other gyms and I always come back. Nothing compares. Alex and Angel are the best, and Dana is awesome. They make you feel welcomed the minute you walk in the door and they don’t forget you. Definitely feels like family here.

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jose vera

★ 5

This sure is the Best Gym I have ever been too, and I’ve been to all kinds of different gym!
Thank you Cathy, Dana and Alex for the excellent services you provide for us !

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Amber Naqvi

★ 5

A great all inclusive gym. Amazing trainers for all levels.

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Denise Diaz

★ 5

I have been coming to Exteme for 14 years and can say genuinely Alex and Dana have been encouraging and always helpful to me. The culture here is family! I have learned how to work out and love coming.

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Tricia Armstrong

★ 5

Extreme Fitness is by far the best gym in town! So friendly, so helpful and professional. I feel like family whenever I go! The trainers are super. Give it a try …. You won’t regret it.

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Javier

★ 5

Best gym I have attended. Grate vibe amazing workouts!! Alex knows his !$&$!?!!

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Alexandria Foster

★ 5

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Angela Lombrozo

★ 5

This place changes lives! It is not your typical gym, first of all they provide you with a daily workout routine to follow, which to me it was a game changer. There is always trainers on site to guide, correct and help you. The owner knows EVERYBODY and greets them with respect and appreciation. There is also a "protein/ juice bar" inside where you can get pre and post workout food/ drinks. The people that go are very dedicated and friendly, which creates a welcoming environment and almost feels like a big extended family. I HIGHLY recommend this gym!

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Gym Bro Fitness

★ 5

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Jessica

★ 5

Inclusive and fun. The coaches are very helpful and everyone is so nice

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Nic Nitro Elliott

★ 5

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Natalia Penaloza

★ 5

Súper buen lugar para entrenar y mejorar tu fuerza y resistencia, un lugar amplio y con todos los equipos en muy buen estado

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Arianna Torres

★ 5

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Ariana Beileson

★ 5

Best gym in San Diego 🥳

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Swire Ho

★ 5

Great place to train. Lots of barbell & racks and also if you are interested in training with kettlebell this gym will be prefect for you. There is a large turf area outside for training outdoor.

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María La Cruz

★ 5

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Ruby Corrales

★ 5

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Sonia Bellajo

★ 5

Awesome classes. Awesome trainers!

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PPCE Storm Water

★ 3

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Anne Marie Almaraz

★ 5

Great workout with great trainers.

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