Performance Air Intake Systems | Cold Air Intakes & Upgrades

Air Intake Systems

Shop premium performance air intake systems engineered to improve airflow, throttle response, horsepower, and engine efficiency. Find cold air intakes and aftermarket intake upgrades for Audi, VW, BMW, and other performance vehicles.

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K&N Engineering

K&N Custom Round Air Filter 14in OD 12in ID 4in Height - E-3730

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Now: $67.19
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K&N Engineering

K&N Replacement Air Filter Round 11in OD 9-1/4in ID 6in H - E-3690

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K&N Engineering

K&N Universal Oval Air Filter 12in Length x 5-1/4in Width x 3-1/4in Height - E-3671

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K&N Engineering

K&N Custom Oval Air Filter 7.75in OW X 14.625in OL x 4in H - E-3514

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K&N Engineering

K&N Custom Air Filter - Oval - 11.5in O/S L x 8.125in O/S W x 2in H - E-3505

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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 6in H - E-3491

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K&N Engineering

K&N Oval Drop In Air Filter - 8.785in x 5.25in / 4.5in H - E-3471

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K&N Engineering

K&N Oval Air Filter - 8-7/8in L 5-1/4in W 3-1/4in H - E-3461

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Now: $55.19
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K&N Engineering

K&N Custom Air Filter 7in OD X 5 1/2in ID x 2in H - E-3402

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K&N Engineering

K&N Custom Air Filter 7 inch X 4 1/2 inch / 3 1/4 inch Height / OVAL - E-3341

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K&N Engineering

K&N Custom Air Filter 6.25in OS Width / 9.688in OS Length / 2.188in Height - E-3333

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K&N Engineering

K&N Custom Air Filter Round 5.25 inch ID 6.25 inch OD 2.5 inch Height - E-3322

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Now: $42.39