Connects the lower radiator port to the thermostat housing
For vehicles with VIN from 3B-X-145 414 or VIN 3B-XE173 716 through VIN 3B-1-050 000 only, splits are in the 1999 and 2001 model years
Connects the oil cooler to the upper coolant pipe
We Price Match - Give Us A Call or Chat! For vehicles with VIN from 3B-2-224 685 or VIN 3B-2E212 664 only, split is in the 2002 model year
Brand:
ES#:
4608321
Mfg#:
078121058AT
Ships in 1 day
$25.99
This product was last offered at the strikethrough price on 05-07-2026
Upper expansion tank hose
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! Fits vehicles with CCTA or CBFA engine code only
Connects quick connect and adapter piece
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with BPY engine code and automatic transmission only
From water pipe and upper radiator hose to oil cooler
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with production date up to 10/31/2000 only
Runs from the throttle body to the side of the cylinder head
From VIN 1C-X-415,001 split is in the model year 1999 and only applies to AEG engine codes
Brand:
ES#:
3235440
Mfg#:
1C0121447J
In Stock
Limited Qty Sale
$23.99
This product was last offered at the strikethrough price on 05-02-2026
Supplies coolant from hard pipe to oil cooler
For vehicles with BRM engine code with automatic transmission, with VIN from 1K-6-617 332 split is in 2006 model year
Brand:
ES#:
315186
Mfg#:
1K0121058BF
Ships in 1 day
14% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$21.99
This product was last offered at the strikethrough price on 08-31-2026
Runs from the expansion tank to the transmission cooler
5X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with automatic transmission only
Over time, the rubber cooling hoses in your engine's cooling system become brittle and can burst or crack, resulting in a coolant leak. Replace old and tired coolant hoses with OEM cooling hoses or quality aftermarket options to save some money.
Lifetime Replacement
