The new Large Bore-HD exhaust is engineered to perform in the most extreme environments. This system is constructed from mandrel bent 4” stainless steel tubing for maximum flow, increased horsepower, increased torque and lower EGT’s. This system is available in 4” cat-back with muffler. Large Bore-HD exhaust systems are the perfect combination of performance, fit and value. For over 40 years, MagnaFlow has maintained its position at the forefront of high-end catalytic converter and performance exhaust manufacturing. MagnaFlow stands by its products with industry-leading warranties in service of its mission to provide the highest quality exhaust experience from start to finish.

Shelby American is celebrating the 100th anniversary of Carroll Shelby’s birth with a truck built to perform both on and off the road. The 2024 Roush Super Duty stands as a testament to Roush Performance’s dedication to engineering excellence, blending raw power with… From their humble beginnings to becoming one of the most well-known companies in Brisbane and Australia we are experts in the fast developing future of new age vehicles and accessories.

And a lot of people think that gearheads mess with it just to make our cars sound louder. Another problem is that the gaskets and seals can degrade over time, resulting in leaks. These leaks can usually be fixed by replacing the relevant seals and gaskets.

Video Features Options Short video of our 3” Catback Exhaust for the 07+ Honda Civic Si Sedan. Note that this was installed on a naturally aspirated setup (stock header and… Already own an&nbsp