990mm - cure your poor gas mileage by replacing your worn oxygen sensors
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5376161
Mfg#:
11781427884
$289.99
This product was last offered at the strikethrough price on 12-31-2025
$210.20 USD
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Lifetime Replacement
Common source of emission related issues
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4069996
Mfg#:
11611312737
$27.99 USD
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Lifetime Replacement
Runs from the dipstick tube to the intake manifold
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
25897
Mfg#:
11617831930
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$127.99
This product was last offered at the strikethrough price on 06-20-2026
$123.99 USD
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Lifetime Replacement
Non-locking fuel cap
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 08/1999
Brand:
ES#:
35955
Mfg#:
16111184664
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$69.99
This product was last offered at the strikethrough price on 06-20-2026
$67.99 USD
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Lifetime Replacement
Exhaust gas temperature sensor for the S54 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
27307
Mfg#:
11787831624
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$162.99
This product was last offered at the strikethrough price on 06-20-2026
$151.99 USD
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Lifetime Replacement
Located under the vehicle, near the transmission bellhousing or in the rear. Used to diagnose leaks in the evap system.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 10/2001
Brand:
ES#:
37298
Mfg#:
16137193479
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$266.99
This product was last offered at the strikethrough price on 06-20-2026
$248.99 USD
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Lifetime Replacement
Commonly referred to as the "oil separator"
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4899517
Mfg#:
11157840446
$40.99 USD
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on orders $49 and up
Lifetime Replacement
Located under the vehicle, near the transmission bellhousing or in the rear.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date up to 09/2001
Brand:
ES#:
37224
Mfg#:
16136756440
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$258.99
This product was last offered at the strikethrough price on 06-20-2026
$241.99 USD
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Lifetime Replacement
Attaches to the idle regulating valve
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
33149
Mfg#:
13417837597
3% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$67.99
This product was last offered at the strikethrough price on 06-20-2026
$65.99 USD
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Lifetime Replacement
Commonly referred to as the "oil separator"
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
19663
Mfg#:
11157840446
ON SALE!
$155.01
This product was last offered at the strikethrough price on 06-15-2026
$147.26 USD
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on orders $49 and up
Lifetime Replacement
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
25220
Mfg#:
11537838756
1% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$587.99
This product was last offered at the strikethrough price on 06-20-2026
$583.99 USD
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Lifetime Replacement
This PCV can be used on the outlet of any Radium Engineering catch can
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4460630
Mfg#:
RAD20-0530
$37.99 USD
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Lifetime Replacement
Also known as a " charcoal canister"
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
37142
Mfg#:
16131184608
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$548.99
This product was last offered at the strikethrough price on 06-20-2026
$526.99 USD
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Lifetime Replacement
Fix that rough idle!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4876889
Mfg#:
13907831770
ON SALE!
SAVE 20%
$80.99
This product was last offered at the strikethrough price on 05-02-2026
$64.46 USD
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Lifetime Replacement
Used in various locations under the hood
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
25468
Mfg#:
11611437560
$6.99 USD
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Lifetime Replacement
Includes Lambda cable & 8-foot sensor cable.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4809696
Mfg#:
38770
$212.99 USD
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Lifetime Replacement