Invidia 50mm Race Test Pipes 350Z / G35 Subaru 5" (depending on application) and

5" (depending on application) and will increase handling and stability as an effect of a stiffer spring rate and reduced center of gravity

To make this product 100% factory replacement

They were also designed to be installed without removing the front bumper

cleaned and sealed for shipment

The main body is precision machined from heavyweight stainless steel

Invidia 50mm Race Test Pipes 350Z / G35 Subaru 5" (depending on application) andInvidia calls them test pipes, but they are also called catless race pipes, race pipes, or cat deletes. Call them whatever, but know this: Putting these in place of your cats means one thing, power. Invidia makes them from polished T304 stainless steel tube for the Nissan 350Z and Infiniti G35 and welds on heavy duty flanges for perfect fitment. Test pipes are for off road use only. FITMENT: Infiniti G35 Coupe 2003 2007 Infiniti G35 Sedan 2003 2006