PPE High Flow Exhaust Manifolds & Up Pipes For 17-21 L5P Duramax 2015-2019 Audi S3 (2) Polished 4" Stainless Steel

(2) Polished 4" Stainless Steel Exhaust Tips

For those who wish to manually drain the build up we have also included a solid NPT plug

0" Dual Wall Black-Coated Stainless Steel Tips

For even better airflow and faster turbos spool-up get the Boost Tube Upgrade Kit

for the C6 Chevy Corvette

PPE High Flow Exhaust Manifolds & Up Pipes For 17-21 L5P Duramax 2015-2019 Audi S3 (2) Polished 4" Stainless SteelPPEs Manifolds and Up Pipes are designed to maximize power and flow characteristics. The Up Pipe bellows are internally sleeved, made from aircraft grade 304 stainless steel, and designed with an increased inner diameter for higher flow. The entire Manifold and Up Pipe exhaust system is designed to lower exhaust gas temperatures (EGTs) and accelerate turbo spool up while increasing power, and fuel economy and maintaining reliability. The kit comes