K&N Mercedes Benz A/B/CLA Class Performance Air Intake System - 57S-6200

The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your...

K&N Performance Intake Kit for Opel / Vauxhall / Alfa Romeo - 57S-4902

The K&N 57S-4902 Performance Airbox replaces the restrictive factory air filter and air box. K&N performance air boxes are designed to dramatically reduce air flow restriction as well as smooth and...

K&N 04-10 Opel Astra H 2.0L F/l 57i Series Performance Intake Kit - 57S-4900

The K&N 57S-4900 Performance Airbox replaces the restrictive factory air filter and air box. K&N performance air boxes are designed to dramatically reduce air flow restriction as well as smooth and...

K&N Performance Intake Kit for Ford C-Max/Focus II / Volvo C30/S40/V40/V50/V70 / Mazda 3/5 - 57S-4000

The K&N 57S-4000 Performance Airbox replaces the restrictive factory air filter and air box lid. K&N performance air boxes are designed to dramatically reduce air flow restriction as well as smooth...

K&N Performance Intake Kit 07-10 Fiat Grand Punto /10-12 Punto Evo/12-13 Punto / 08-13 Alpha Mito - 57S-3300

The K&N 57S-3300 Performance Airbox replaces the restrictive factory air filter and air box. K&N performance air boxes are designed to dramatically reduce air flow restriction as well as smooth and...

K&N BMW E90/91/93 335I N54 Engine Performance Air Intake System - 57S-2003

The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your...

K&N BMW 2-3-4 Series N20 Engine Performance Air Intake System - 57S-2001

The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your...

K&N Toyota MR2 1.8L 16V Generation II Induction Kit - 57I-9002

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's No-Hassle Lifetime Limited Warranty. These intake kits use only non-metallic rotationally molded...

K&N Performance Intake Kit FORD FOCUS II ST 2.5L 20V TURBO - 57I-2503

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's Million Mile Limited Warranty. These intake kits use only non-metallic rotationally molded tubes...

K&N Performance Intake Kit BMW 325I, 2.5L, L6, 24V, 192BHP, 1991-1995 - 57I-1001

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's No-Hassle Lifetime Limited Warranty. These intake kits use only non-metallic rotationally molded...

K&N 98-05 BMW 3-Series Generation II Induction Kit - 57I-1000

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's No-Hassle Lifetime Limited Warranty. These intake kits use only non-metallic rotationally molded...

K&N Performance Intake Kit LOTUS ELISE 1.8I, 16V, 189BHP (TOYOTA VVTI ENG) - 57A-6034

K&N Apollo Cold Air Induction Systems incorporate a washable/reusable K&N High-Flow Air Filter within a protective shell. They come with custom mounting hardware to fit specific vehicle applications...