The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound. DNA Motoring For 94-01 Acura Integra GSR Type-R 4.5 Titanium Style DNA Motoring CBE-AI942RS For 1994 to 2001 Acura Integra RS / GS / LS 4 Muffler Tip Stainless... TIG welded CNC machine flange for resistance against pressure and corrosion. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The DNA MOTORING CBE-AI942GSR-NRT Stainless Steel Cat Back Exhaust System is engineered for 94-01 Acura Integra GSR/Type-R models, featuring high-quality T-304 stainless steel construction, precision TIG welding, and a dyno-proven horsepower increase of 15 to 25. This exhaust system not only enhances performance but also delivers an aggressive sound, making it a must-have for any performance... Muffler tip type: rounded tip., Tip diameter (in): 4., 5. DNA Motoring Stainless Exhaust DNA MOTORING CBE-AI942GSR-NRT Stainless Steel Cat Back Deep Tone Exhaust inlet/ outlet size (in): 2., 25., silencer included