T-shirt Funny Muscle Car for Car Guys & Mechanics

I Keep My Muscles in the Garage – Funny Muscle Car T‑Shirt for Car Guys & Mechanics Rev up your style with this playful “I Keep My Muscles in the Garage” graphic tee, made for car lovers who treat their horsepower like gym reps.​ The bold car illustration and witty garage-themed slogan fit perfectly with the humor loved by auto enthusiasts and mechanic culture.​ A great gift idea for car guys, hot‑rod fans, and gearheads—especially for Father’s Day, birthdays, or garage meetups.​ Ideal for car shows, weekend wrenching, and everyday wear, this design taps into the classic muscle‑car vibe that never goes out of style.​