3 Series

K&N 57-1000 fits the following:  1999 BMW M3 3.2L L6 F/I - US Street Legal In All US States: Yes CARB EO Number: D-269-28 TUV Approved (Europe): No ..

K&N 57-1002 fits the following:  2005 BMW 325XI 2.5L L6 F/I - US Street Legal In All US States: Yes CARB EO Number: D-269-31 TUV Approved (Europe): No ..

K&N 57-1003 fits the following:  2005 BMW M3 3.2L L6 F/I - All Street Legal In All US States: Yes CARB EO Number: D-269-31 TUV Approved (Europe): No ..

  Description KW Variant 1: Sporty - Balanced. With KW factory pre-set dampening. The ideal system for customers who like to choose the customer lowering of their vehicles while counting on the extensive driving tests of our experienced engineers who have preset the dampe..

  Description KW Variant 1: Sporty - Balanced. With KW factory pre-set dampening. The ideal system for customers who like to choose the customer lowering of their vehicles while counting on the extensive driving tests of our experienced engineers who have preset the dampe..

  Description KW Variant 2: Sporty and personalized with adjustable rebound dampening. This system is designed for the driver who requires not only determining the individual lowering of their vehicle, but having the ability to adjust the damper settings to fine tune the ..

  Description KW Variant 2: Sporty and personalized with adjustable rebound dampening. This system is designed for the driver who requires not only determining the individual lowering of their vehicle, but having the ability to adjust the damper settings to fine tune the ..

  Description KW Variant 3: Race technology for the road, with adjustable compression and rebound dampening. State of the art motorsport technology enables better performance on the streets. The independently adjustable compression and rebound dampening allows for cutom d..

  Description KW Variant 3: Race technology for the road, with adjustable compression and rebound dampening. State of the art motorsport technology enables better performance on the streets. The independently adjustable compression and rebound dampening allows for cutom d..

  Material: 100% Stainless Steel Tubing O.D. Size: 2.5in. System Type: Cat-Back TIP O.D. Size: 3in. TIP Quantity: 2 Single/Dual: Si..

  Material: 100% Stainless Steel Tubing O.D. Size: 2.5in. System Type: Cat-Back TIP O.D. Size: 3in. TIP Quantity: 2 Single/Dual: Du..

  Material: 100% Stainless Steel Tubing O.D. Size: 2.5in. System System Type: Cat-Back TIP O.D. Size: 3in. TIP Quantity: 2 Single/Dual:&..