Made to mount on top of hard boost pipe. Vacuum port on top.
Made to mount on top of hard boost pipe. Vacuum port on top.
For customers that already have APR software on their car and are upgrading to a K04
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This upgrade must be performed at ECS Tuning's facility in Ohio.
This product was last offered at the strikethrough price on
09-28-2026
Added protection for your WMI setup
Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR)
Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping!
For use in setups where charge pipe injection is being utilized.
3" Tubing with high-flow filter and hardware
Install new hardware with your new parts. M10
1/4" tee fitting for water/methanol lines
This product was last offered at the strikethrough price on
05-02-2026
Oiled 5-layer gauze filter significantly improves airflow over stock paper media
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
10-08-2026
For spacing out 1.8T and 2.7T fuel rail when using longer than stock injectors
2X Entries Into Our F80 M3 Sweepstakes
K&N cone style filter for XAS intake
High grade drop-in filter for your Audi, designed for road or competition use
Includes gaskets and all hardware needed.
2X Entries Into Our F80 M3 Sweepstakes
For use with k04-001 and K04 Hybrids
Trimming may be required for desired fitment
Creates a aggressive BOV sound. Only fits HKS BOV