Monitors critical engine internals
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Brand:
ES#:
2641313
Mfg#:
12141721504
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$337.99
This product was last offered at the strikethrough price on 06-13-2026
$315.99 USD
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Rethreaded to Match the M5x/S5x head when doing a engine swap
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Brand:
ES#:
4389061
Mfg#:
001-08-00-00-09
$50.00 USD
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Lifetime Replacement
Includes connector housing with terminals and seals. Bosch style connector used in various positions on the cars.
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Brand:
ES#:
4875873
Mfg#:
LK2M
ON SALE!
SAVE 29%
$6.99
This product was last offered at the strikethrough price on 06-13-2026
$4.94 USD
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Typically located in the thermostat housing or radiator hose
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
2682192
Mfg#:
13621709967
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$82.99
This product was last offered at the strikethrough price on 06-13-2026
$76.99 USD
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Lifetime Replacement
Splice into your cooling system to add an aftermarket coolant temperature sensor and gauge!
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Brand:
ES#:
4493066
Mfg#:
RGCTSAM12
$35.99 USD
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Keep your cool
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Brand:
ES#:
180145
Mfg#:
64538390971
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$147.00
This product was last offered at the strikethrough price on 06-13-2026
$141.99 USD
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Coolant temperature sending unit to keep your engine running right
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
31872
Mfg#:
12621285073
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$125.99
This product was last offered at the strikethrough price on 06-13-2026
$117.99 USD
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Senses engine oil pressure for the ECU and warning light.
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Brand:
ES#:
2895896
Mfg#:
12618611273
$7.99 USD
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Lifetime Replacement
Stainless steel weld-in nut for any O2 sensor
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Brand:
ES#:
5051
Mfg#:
ATP-FLS-022
$12.95 USD
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Lifetime Replacement
Monitors critical engine internals
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Brand:
ES#:
4070735
Mfg#:
12141721504
$88.34 USD
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Lifetime Replacement
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Brand:
ES#:
4068882
Mfg#:
12141721861
Limited Qty Sale
$64.11
This product was last offered at the strikethrough price on 05-02-2026
$57.99 USD
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A/C drying container safety switch
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Brand:
ES#:
4349040
Mfg#:
64531386971
$41.97
This product was last offered at the strikethrough price on 06-06-2026
$41.94 USD
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Lifetime Replacement
Used to cover the cam angle sensor
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Brand:
ES#:
31180
Mfg#:
12521286052
$9.99 USD
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Lifetime Replacement
2-pin with black connector
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Brand:
ES#:
2534319
Mfg#:
13621284397
$7.99 USD
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Lifetime Replacement
2-pin with blue connector
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Brand:
ES#:
4327628
Mfg#:
13621709966
$13.31
This product was last offered at the strikethrough price on 12-29-2025
$12.99 USD
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Lifetime Replacement
Leaking or malfunctioning oil pressure switches can be disastrous
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Brand:
ES#:
3691151
Mfg#:
12611710509
$7.99 USD
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Lifetime Replacement