H&R 2.5 inch ID Single Race Spring Length 10 inch Rate 400 lbs/inch - R25100400 Wastegate Accessories our system delivers the level

our system delivers the level of engagement and emotional sound you’ve been missing—ensuring your B9 ownership experience is just as exciting

Optional carbon fiber trim pieces can be purchased seperately (PN 54-13032CC)

+19 HP & +27 Lbs

This Magnum FORCE intake system was designed around the largest filter possible to allow maximum performance and filtration

the I-beam design is meticulously TIG welded to form a lightweight

H&R 2.5 inch ID Single Race Spring Length 10 inch Rate 400 lbs/inch - R25100400 Wastegate Accessories our system delivers the levelH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and