90 Days to Diesel is a 90 Day Muscle Gain Transformation Program.
Developed by Alexander Cortes and Josiah Novak
Are you ready to finally build muscle mass, using the most tried and proven methods in existence?!
Josiah and AJAC are both veteran personal trainers, with over 20 years of combined experience between the two of them.

They are not “online coaches” who have never walked the walk, but true professionals who have trained thousands of personal training sessions and delivered real results for hundreds of clients. 

If you have been wanting to build solid, powerful muscle, this is the program for you!

There are no gimmicks, no “cutting edge” secrets, only battle-tested training principles.

90 Days Diesel takes you through every step of the muscle gaining process. Your workouts, your eating, your recovery, everything is accounted for.
Your Coaches

Alexander Cortes aka AJAC

AJAC a personal trainer, dancer, writer, and solo entrepreneur. For his entire life, he has been enthralled by the power of the mind/body and the potential of human beings.

Josiah Novak

Josiah is a fitness and lifestyle coach who has taught hundreds of students the same techniques he used to stay fit well into his 30s. Josiah has over 15 years of experience with clients located around the globe since 2004.

They added 6-10 lbs of muscle

Matt (father of 2)
Chris (father and business owner)
Chris
This program WILL put Muscle on You
Most people gain muscle accidentally, not intentionally. We want you to gain muscle with intention. Every workout of 90 Days of Diesel is designed to push you to your limits and drive the growth process. 

Progressive Overload, the ONE principle you must understand to achieve results. 

Most training programs you’ll find online will only entertain you, and never educate you on what it really takes to build muscle. 

Not this one. We don’t just want to put mass on you, we want you to learn an applied understanding of muscle growth, and be able to produce results for a lifetime. 
"I followed the program to the letter, workout, diet guidance, and trusted the process. First picture is 137 lbs. Second picture is 3 months later, 173 lbs. 36lbs of mass gain, and clearly not too much fat gain."
– James
Your ideas were a game changer on how I deal with my life in many different aspects - gym, food, relationship, girls, family, friends, etc. I've never been so motivated, energetic and confident before. Thanks for all!
– Ricardo
How Many training days are really needed to build muscle? 
The 90 Days to Diesel program is 4 days a week. We don’t want you to live in the gym, we want you to get in, do your workout, beat your logbook, and get out. 

You don’t grow muscle mass while you’re training, you grow it while you are recovering. 
Sets, rest, rest periods...it all can be so confusing
  • ​How many training days are really needed for gaining muscle
  • ​How to warm up, how long to rest between sets
  • ​How to make sense of sets and reps
  • ​How to make progress every time you are in the gym 
  • ​What to eat, when to eat, and how to keep your body in an anabolic state of growth
  • ​How to perform every working set
  • ​The top exercises that put on mass, for every single muscle group
  • ​How to maximize the recovery process outside of the gym
What Do You Get?
90 Days to Diesel covers every nitty-gritty detail. 

We leave nothing to chance in this program. 

90 Days To Diesel Training Video

  • ​How many training days are really needed for gaining muscle
  • ​How to warm up, how long to rest between sets
  • ​How to make sense of sets and reps
  • ​How to make progress every time you are in the gym 
  • ​What to eat, when to eat, and how to keep your body in an anabolic state of growth
  • ​How to perform every working set
  • ​The top exercises that put on mass, for every single muscle group
  • ​How to maximize the recovery process outside of the gym

90 Days To Diesel 12 Week Program

  • ​Learn how to build muscle.
  • Based on tried and proven biological principles to gain muscle fast.
  • ​The truth about building muscle
  • ​Should your lift heavy or not?
  • ​Simple to follow training program that will get you lean, strong, and fit.

90 Days To Diesel Diet Guide

  • ​How do you know how many calories to eat?
  • ​What to eat on each meal
  • ​What does a healthy diet consist of
  • ​Best protein, cards, and fat sources you can eat to skyrocket your gains
  • ​8 strategies to follow for mass gains.
Bonus Vault Of Goodies (3X)
  • ​Simple and tasty recipes to will help you achieve your dieting goals.
  • ​The 6 principles of nutrition to get real results.
  • ​A 30 day program to building rock-solid shoulders and traps.
  • ​A training cheet sheet to keep your workouts effective, focused, and progressing.
90 Days to Diesel Covers everything you Need and Nothing You Dont...and even better
  • 90 Days To Diesel Training Video ($127 value)
  • 90 Days To Diesel 12 Week Program Guide ($29 value)
  • 90 Days To Diesel Diet Guide ($29 value)
  • Bonus #1: Minimalist Muscle Recipe Guide ($27 value)
  • ​Bonus #2: True Shoulders & Traps Guide ($27 value)
  • ​Bonus #3: AJAC Top 5 Guide To Every Muscle Group ($33 value)
REAL WORLD VALUE
$272
EXCLUSIVE PRICE
$97

Fill the form below to order your copy!

Order Today  
For $272 $97
 
1
YOUR INFO
Where Should We Send It?
2
YOUR ORDER
Customize Your Order
Shipping
Your information is secure.
© Alexander Juan Antonio Cortes, 2019.