Challenger 15-23 Stealth Diffuser (Diffuser Fins & Rear Extension Pack) NoviStretch See photos

See photos

while our catch cans trap the blow-by and keep it out of the engine permanently

Cover it up & clean up your engine bay at the same time

our products are proudly made in the USA

Challenger 15-23 Stealth Diffuser (Diffuser Fins & Rear Extension Pack) NoviStretch See photosOur 15 23 Challenger Stealth diffuser fin and rear extension pack is designed to replace your fins on your ZL1 Addons Standard Challenger Diffuser and add the larger rear extensions. This product is made of 3 8" HDPE (Fins) and 1 4" ABS (Rear Extensions). This product is the 4 main diffuser fins or rear oversized extensions or both depending on the option picked below ONLY. These products can only be used with a previously purchased ZL1 Addons