ARM Motorsports Front Mount Intercooler | BMW F25/X3/28i/35iAn ARM F25 X3 Intercooler upgrade is one of the best modifications you can make to your 28i or 35i X3. One of the F25 X3's most significant weak points is its stock intercooler. This becomes obvious when tuning the N20 N55 to increase boost with a Stage 1 tune and even more so with a Stage 2+ tune. With a higher boost target, the charged air coming out of the compressor is hotter, therefore increasing IAT. To compensate for the higher IAT's the ECU

Fits vehicles that use OEM part (561 819 706 82V)

in turn allowing the Audi S4 B9 3

SOLD as a SET of 15mm and 20mm Spacers with longer lug bolts

The Metrix Blower Motor Resistor is manufactured to meet or exceed the OE specifications for performance

For use in all 2004 Golf R32 and Mk1 Audi TT Quattro

Tired of cross threading lug bolts

and more hassle to install

Modifications Required: None

or One Heat Range Colder BKR8EIX Iridium plugs

5" (offset details in options)

- 021109507B - Tensioner Bolt

Track Density: