The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4839641
Mfg#:
013907LA01-01KT
In Stock
ON SALE!
SAVE 25%
$333.99
This product was last offered at the strikethrough price on 11-07-2026
Direct OEM replacement kit featuring a massive bar and plate intercooler core made from cast aluminum core and end tanks, proprietary internal fin and louver configuration, and a TIG welded construction.
Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package.
2X Entries Into Our F80 M3 Sweepstakes For vehicles without a MAF sensor
Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.
2X Entries Into Our F80 M3 Sweepstakes
Choose the stage that meets your power goals!
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
Lifetime Replacement
