Keep proper pressure in your coolant system
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Brand:
ES#:
3690266
Mfg#:
5Q0121321
Back Ordered
$18.99
This product was last offered at the strikethrough price on 04-02-2026
Located on the front of the engine block. Includes gasket and hardware for a leak free fix!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4056900
Mfg#:
06E121161BBKT
Ships in 1-2 days
$173.99
This product was last offered at the strikethrough price on 05-12-2026
Connects the supercharger flange to the hard water line. Upper & lower spring clamps included.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4056902
Mfg#:
06E121546KT
Ships in 1-2 days
$32.99
This product was last offered at the strikethrough price on 06-03-2026
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the supercharger flange to the hard water line. Upper & lower spring clamps included.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Install new hardware with your new parts. 4.8x16
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Used to secure the coolant expansion tank
Brand:
ES#:
4790
Mfg#:
N90775001
In Stock
ON SALE!
SAVE 82%
$7.99
This product was last offered at the strikethrough price on 05-14-2026
Monitors coolant temperature for fan control & gauge readings. Includes gasket & securing clip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.
Lifetime Replacement
