Replaces the failure-prone factory diaphragm for rock-solid boost control
Audi B9 S4 Quattro 3.0T Engine Intake Parts
- Air Box
- Air Filter
- Boost Tap
- Breather Hoses
- Charge Pipes
- Gasket
- Heat Shield
- Inlet hose
- Intake Boot
- Intercooler
- Manifold
- Performance
- Sensors
- Throttle Body
- Turbo Hoses
- Valves
- Water/Methanol Injection
Engages water-methanol system at 35PSI Adjustable from 25-50psi
Includes 2.5 gallon tank, red high temp nylon tubing, and quick-connect fittings
Includes both sensors and replacement screws to install
For vehicles with production date from 10/15/2018
Don't let a bad intercooler leak your boost
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
07-21-2026
Don't let a bad intercooler leak your boost
Performance High-Flow Air Intake System - 6" Velocity Stack *Scratch And Dent*
Designed to work in conjunction with the OEM air scoop to seamlessly force cold air into the system - Flowed through a massive 6" velocity stack filter!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
This product was last offered at the strikethrough price on
07-21-2026
Complete air box assembly, includes air filter
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
07-21-2026
Includes both sensors and replacement screws to install
For vehicles with production date up to 10/15/2018
A sealing ring that goes between both the throttle body and intercooler on inlet pipe
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
07-21-2026
Replacement charge pipe that goes from the intercooler to the throttle body
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
07-21-2026
Replace both charge pipes
Quick connect union T-fitting for 1/4" Nylon
gasket for both sides of the throttle body
2X Entries For Our 25th Anniversary Sweepstakes!
Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.