Upgrade any tune with Dynamic Idle, Idle RPM change, Glow plug duration increase, or all the above
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Only to be purchased in conjunction with another tune
Brand:
ES#:
2917818
Mfg#:
PD-TDI-UPD
Ships in 8 Business Days
49% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$99.00
This product was last offered at the strikethrough price on 07-05-2026
Commonly used as a contact close relay for fuel pump
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Pressure switch located on the oil cooler bracket. .55-.85 BAR
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Install new hardware with your new parts. 4.8x19
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Secures the coolant expansion tank to the chassis.
Brand:
ES#:
467231
Mfg#:
N10003203
Ships in 3 Business Days
25% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2.78
This product was last offered at the strikethrough price on 05-15-2026
Common source of undiscoverable coolant leaks
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Install a brand new expansion tank with a new cap and hardware
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2966327
Mfg#:
8D0121403LXKT1
Ships in 3 Business Days
ON SALE!
$49.99
This product was last offered at the strikethrough price on 05-02-2026
Install new hardware with your new parts. M6x30
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Used to secure the intake manifold to the cylinder head.
Brand:
ES#:
467149
Mfg#:
N0443954
In Stock
Limited Qty Sale
$4.99
This product was last offered at the strikethrough price on 05-02-2026
Includes four metal screws/washers & four speed nuts/clips
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2997
Mfg#:
8D0805960121
In Stock
ON SALE!
SAVE 19%
$53.99
This product was last offered at the strikethrough price on 05-02-2026
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Lifetime Replacement
