Sparco Suit Sprint (Boot Cuff) 50 Black - 001093B50NR fits_2007-2012`BMW`3 Series 431 lbs/in (340% Stiffer than

431 lbs/in (340% Stiffer than Stock)     486 lbs/in (400% Stiffer than Stock)     551 lbs/in (465% Stiffer than Stock)

Silicone Bellows Coupling: The Quantum Intake System includes silicone bellows couplings to absorb excessive engine movement and are flexible for a secure and easy install

Upgrade your driving experience with this accessory that perfectly aligns with the BMW aesthetic

GReddy PRO/SPEC AN06 120 Degree Quick-Release Swivel Hose End(s) - Black / Gold

Cold Air Intake

Sparco Suit Sprint (Boot Cuff) 50 Black - 001093B50NR fits_2007-2012`BMW`3 Series 431 lbs/in (340% Stiffer thanSparco Suit Sprint (Boot Cuff) 50 Black