Why So Sirius

by Robert Colosi
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There are few four-pots that put a smile on your face like this legendary arbiter of chaos. Blending high RPM and PSI with a generous engineering ceiling, all you needed to do to become the ultimate rally stage supervillain was to see out a little more power.
Sale ended: 11-13-2020
Shirt Sizing Image for Men's
While our tees are preshrunk 100% cotton, you should expect up to 10% shrinkage for Fitted Tees. For Heavy Duty shirts (slightly boxier with fuller sleeves) expect ~5% shrinkage. All dimensions are approximate. Check our FAQ for more info.
Fitted Tee
Size S M L XL 2XL 3XL
Width 19" 20 ½" 22" 24" 26" 28"
Length 28" 29" 30" 31" 32" 33"
Tapered arm fit, medium weight fabric. Next Level 3600, 4.3oz fabric weight. 100% cotton except heather grey which is 10% polyester.
Heavy Duty Tee
Size S M L XL 2XL 3XL
Width 18" 20" 22" 24" 26" 28"
Length 28" 29" 30" 31" 33" 34"
Boxy arm fit, heavy weight fabric. Hanes Beefy-T 5186, 6oz fabric weight. 100% ringspun cotton.
Premium Tri-Blend
Size S M L XL 2XL 3XL
Width 18 ¼" 19 ¾" 21 ¼" 22 ¾" 24 ¾" 26 ¾"
Length 27 ½" 28 ½" 29 ½" 30 ½" 31 ½" 32 ½"
Fitted sleeves and cut, our softest tee with great drape and stretch. Heathered colors. Next Level 6010, 4.3oz fabric weight. 50% poly/25% cotton/25% rayon blend.
Tanks
Size S M L XL 2XL
Width 18 ½" 20" 21 ½" 23 ½" 25 ½"
Length 28 ½" 29 ½" 30 ½" 31 ½" 32 ½"
Next Level 3633. 4.3oz 100% Combed Ring-Spun Cotton (90/10 Cotton/Polyester for Heather Grey).
Artist Specs

Robert Colosi loves cars. He originally started making designs for himself to wear, but the encouragement of many enthusiasts prompted him to start making designs for as many iconic engine niches as possible. If you'd like to see more designs or contact him for design work, you can reach him on Facebook.

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