Subaru WRX & STI 15-21 Axle Back Exhaust Muffler Deletes V2 Brakes & Rotors 5mm x 48mm

5mm x 48mm

6x fittings

1/2 inch bore dampens backpressure pulses from larger fuel injectors

Honda Civic with K-Series Turbo

4-to-1 megaphone merge collector

Subaru WRX & STI 15-21 Axle Back Exhaust Muffler Deletes V2 Brakes & Rotors 5mm x 48mm*All headers and large exhaust items may be subject to additional shipping charges* This axle back exhaust removes the factory mufflers, so it is often called a muffler bypass, muffler delete, or track pipes. The piping of this track pipe has an OD (Outer Diameter) of 2. 5" 65mm ending with dual 4" single wall staggered tips that are offered in blue titanium or polished finish. Dual exit for the most direct exhaust path, with an easy and quick 15