The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly.
The biggest issue with the restrictive factory inlet is apparent when you start to increase the power. CTS engineers designed the turbo inlet to be as large as possible; yet still fit perfectly.
Latest revision of diaphragm-based valve
Replace a cracked or leaking manifold.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Engineered to allow for maximum possible airflow
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This product was last offered at the strikethrough price on
06-13-2026
Replaces all of the ducting and hardware before the engine cover
For vehicles with FSI engines only
This product was last offered at the strikethrough price on
06-02-2026
Replaces the original plastic charge pipes with a larger 70mm diameter aluminum boost pipe and beautiful smooth-flowing silicone replacement hoses
A great upgrade for stock to mildly tuned engines. Includes band clamps
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This product was last offered at the strikethrough price on
05-02-2026
Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package.
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For vehicles without a MAF sensor
In House Engineered "Air Technology" for maximum performance and stunning aesthetics
10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engines only
This product was last offered at the strikethrough price on
06-13-2026
Eliminate heat soak and keep IAT's consistent and eliminate restrictions in your intake system for the most power out of your 4.0T!
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
This product was last offered at the strikethrough price on
05-05-2026
Uncork the intake side of your engine, drawing in a nearly unlimited supply of fresh air
Also called the "breather valve" or "oil separator"
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
04-16-2026
Common cure for DTC P0441
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
03-18-2026
Install new hardware with your new parts. M6x60
Secures intake manifold to the cylinder head - For vehicles with TSI engine only
Replacement intercooler for your 2.0T - Built to OE specifications, offers drop-in fitment!
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Max gains of 16 hp and 3 ft-lbs of torque at the wheels for B9 / 9.5 RS 4 / RS 5 2.9TT (with piggyback tuner)
2X Entries Into Our F80 M3 Sweepstakes