Connects to the thermostat module and supports the electrical wiring harness
For models with the earlier B48D, B46D, or B46X engines - Not compatible with the later models that feature the B48N/B48P engine
Brand:
ES#:
4179822
Mfg#:
11538651265
Ships in 3 Business Days
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$78.99
This product was last offered at the strikethrough price on 03-04-2026
Feeds coolant from the water pump to the thermostat module
For models with the earlier B48D, B46D, or B46X engines - Not compatible with the later models that feature the B48N/B48P engine
Brand:
ES#:
4179818
Mfg#:
11538650981
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$109.99
This product was last offered at the strikethrough price on 08-17-2026
With the A9X Supra & BMW G-Series High-Performance Radiator by CSF, drivers can expect reliable performance and longevity, even under the most demanding conditions.
2X Entries For Our 25th Anniversary Sweepstakes!
Featuring Leichtlauf High-Tech engine oil, Hengst filter, and a new drain plug.
10X Entries For Our 25th Anniversary Sweepstakes! Recommended for warmer (tropical) climates or track/racing applications only
Replacement plastic coolant reservoir for the high temp circuit that cools your engine block and cylinder head - includes an integrated coolant level sensor
Brand:
ES#:
4181509
Mfg#:
17138610652
Ships in 1-2 days
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$198.99
This product was last offered at the strikethrough price on 08-17-2026
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.
