BORLA 40357 ProXS™ Muffler Center / Offset Oval 2,25" in / out, 14" x 4" x 9.5" ymm_74 600 rpm when tested on

600 rpm when tested on the Akrapovič dyno against a Porsche 911 GT3 RS (992) with a standard stock exhaust

The luxurious center ornament is also forged from aluminum (with colored letters)

The Evolution link pipe set is constructed from high-quality austenitic stainless steel

and their ability to resist rust

The Evolution Line (Titanium) will reduce overall vehicle weight while delivering extra power and torque through the whole rev range

BORLA 40357 ProXS™ Muffler Center / Offset Oval 2,25" in / out, 14" x 4" x 9.5" ymm_74 600 rpm when tested onDescription BORLA 40357 ProXS Muffler Center Offset Oval 2,25" in out, 14" x 4" x 9. 5" The ProXS Muffler features a 2. 25" offset inlet and a 2. 25" center outlet, with a 4" x 9. 5" oval body that is 14" long and an overall length of 19". Un notched necks are intended for weld in installation. For clamping, 3" wide band clamps 18003 are recommended, though clamps are not included. This muffler has a reversible design for flexible installation. It is