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Accepting anyone who wants to be great!



May Special

For the month of May ONLY! $350 Unlimited Group Training!

Starts: Monday, April 30th
Ends: Friday, June 1st
Limited to 20 available spots (first come first serve)
Deadline to purchase is Monday, April 30th

Contact Brett for details and reserve spot
Phone - (352) 484-7275
Email - brett@dieselfitness813.com

"Diesel Fitness took my performance to a new level."

Working with Phil Wallin has truly brought the best of my abilities to the surface. He truly has my best interest as a priority and maximizes my performance with his energy, passion for wellness and never settling and becoming the best possible you...Read More!

Welcome to

Diesel Fitness

Team Diesel's focus is to attack everyday with enthusiasm and purpose, focusing on reaching the athletes' performance goals by consistently working towards educating their minds and improving their abilities to move and control their bodies on and off the field. Team Diesel understands the importance of developing the complete athlete.

Areas targeted during a training session are speed, power, strength, balance, mobility, flexibility, and recovery. If you are an individual who passionately wants to improve in your sport, or in life as a whole, we will help you reach your desired goals.

Our focus is to achieve top level results, therefore we want only the most dedicated people!

Our Mission Statement:

"To positively impact the world by providing the highest level of individualized athletic performance training. Emphasizing purpose, passion, technique, and belief in one's own ability; thus creating optimum growth and development in all facets of life."

Located in the Heart of Tampa Bay!

We are located in South Tampa off Kennedy Blvd near the University of Tampa campus.

Meet Our


Phil Wallin

Performance Specialist

Brett Campbell

Performance Specialist

Brendan Smith

Performance Specialist

Aaron Sawelson

Performance Specialist

Callix Crabbe

Baseball Director

Dr. Jamie Brunet

Chiropractic Physician
and Medical Director

Chris Polaszek

Legal Advisor

Strategic Partners of Diesel Fitness

Diesel Fitness

Group Training Schedule

Contact Diesel Fitness

To schedule an assessment or to ask any questions regarding information about Diesel, fill out the questionnaire below.