Replacement thermostat With Housing for B46 and B48
10X Entries For Our 25th Anniversary Sweepstakes! For vehicles with the earlier Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
Brand:
ES#:
4686052
Mfg#:
11537644811
In Stock
ON SALE!
SAVE 15%
$223.99
This product was last offered at the strikethrough price on 05-02-2026
Thermostat controlled by the ECU for precise temperature control.
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4772485
Mfg#:
11537642854
In Stock
ON SALE!
$265.97
This product was last offered at the strikethrough price on 07-14-2026
OEM replacement thermostat with housing and gasket for B46 and B48.
For vehicles with the earlier Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
Brand:
ES#:
3198177
Mfg#:
11537644811
In Stock
ON SALE!
$544.99
This product was last offered at the strikethrough price on 06-25-2026
Your engine relies on a steady temperature to stay healthy and efficient. With the Rein CTA0079, you’re getting OE-level quality and a frustration-free install that gets your car back to peak performance.
2X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5470515
Mfg#:
11537644811
Ships in 3 Business Days
$322.99
This product was last offered at the strikethrough price on 06-11-2026
Replacement thermostat With Housing for B46 and B48
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! For vehicles with the earlier Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines
Lifetime Replacement
