MILLTEK SSXAU443 Cat-back Quad 100mm GT100 AUDI S6 4.0 TFSI C7 quattro ymm_37 6L Duramax Cast Performance Pistons

6L Duramax Cast Performance Pistons w/ 0

Design: Catless construction for maximum flow and reduced turbo lag

The TIG-Welded 100% All Aluminum construction increases the overall strength of the radiator

8 Insert Bushings

with ongoing research and development to meet performance exhaust demands

MILLTEK SSXAU443 Cat-back Quad 100mm GT100 AUDI S6 4.0 TFSI C7 quattro ymm_37 6L Duramax Cast Performance PistonsDescription MILLTEK SSXAU443 Cat back Quad 100mm GT100 AUDI S6 4. 0 TFSI C7 quattro The Cat Back systems are designed as direct replacements for the original exhaust, offering improved sound and aesthetics. Multiple configurations are available, allowing the owner to select the desired increase in exhaust volume or a more aggressive tone. All products are manufactured from 304L aircraft grade stainless steel, ensuring durability in harsh conditions.