Delivers improved power, sound, and acceleration to Audi B9/B9.5 S4/S5 owners within a clean, cost-effective package.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Delivers improved power, sound, and acceleration to B9 Audi S4/S5 owners in a clean OEM+ package!
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Perfect fit performance Air Filter for SAI equipped cars, breathers, and more!
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Delivers improved power, sound, and acceleration to B9 Audi S4/S5 owners in a clean OEM+ package
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
The perfect companion to the 034Motorsport X34 Carbon Fiber Cold Air Intake System
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *To be used with 034Motorsport X34 Intake System or most aftermarket intakes that utilize the OEM air duct*
Delivers improved power, sound, and acceleration to B9 Audi S4/S5 owners in a clean OEM+ package
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Lifetime Replacement
