Quality Techtonics exhaust system! With over 25 years experience making exhaust systems for Volkswagens this exhaust has been tuned and tested by the best. Excellent fitment and quality materials make every Techtonics exhaust system the best on the market.
Techtonics Dual Stainless Exhaust with crossover for Audi B6 S4 V8 4.2L 2.25" w/ Borla Mufflers. New 4" tips. Great load with out being loud.
⚠️CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov