For 2008-14 BMW X6/X5/5-/7-Series N63B44 4.4 V8 Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound
For 97-01 2.7L Audi S4/RS4 (B5 | Typ 8D) 6MTFor 97-04 2.7L Audi A6/Allroad (C5 | Typ 4B) 6MT Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For INFINITI G35/37 08-13 COUPE, G35/37 Sedan 07-13 / NISSAN 370Z 09-16 MODEL(except 2007 Infiniti G35 ) Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 2015-2018 BMW M3 & M4 F80 F82 Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 2004.5-2010Chevy/GMC 2500/3500 Duramax 6.6L (LLY LBZ LMM) Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 2004.5-2010Chevy/GMC 2500/3500 Duramax 6.6L (LLY LBZ LMM) Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 2011-2015 Chevy/GMC 2500/3500 6.6L Duramax Diesel Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax Diesel, LB7 Model Only Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance
For 89-98 Nissan 240SX Silvia S13/ S14 SRFits SR Turbo Engine SWAP ONLY Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends i.e. Maximizing Smoothest Exhaust Airflow Lower auto exhaust backpressure, more horsepower, more torque, and a much better sound High-quality sealing ring to prevent oil leakage Quality tested for trouble-free performance