Circuit tester for 6-24 Volt systems!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3979351
Mfg#:
029054SCH01A
Ships on Dec 24, 2026
ON SALE!
$37.99
This product was last offered at the strikethrough price on 05-02-2026
A common cure for misfire codes
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#:
12119
Mfg#:
058998105
Ships on Nov 11, 2026
$218.99
This product was last offered at the strikethrough price on 02-24-2026
Restore fuel economy and performance
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! Up to the 2000 model year
Includes the spark plug boot
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#:
12117
Mfg#:
058905105
Ships on Nov 11, 2026
$36.44
This product was last offered at the strikethrough price on 02-24-2026
Keep your engine running efficiently
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! Fits left and right front position
Meet the GENIUS5 - Similar to the G3500, just better. It's 34% smaller and delivers 65% more power. And it's simpler and easier to use than ever before.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4031177
Mfg#:
GENIUS5
Ships in 8 Business Days
22% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$89.99
This product was last offered at the strikethrough price on 07-04-2026
Similar to the G4, just better. It's 40% smaller and delivers 140% more power. It's the all-in-one 4-bank solution - battery charger, battery maintainer, trickle charger, plus battery desulfator.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4364629
Mfg#:
GENIUS2X4
Ships in 8 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$249.99
This product was last offered at the strikethrough price on 07-04-2026
This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 8.0L engine or less and diesel vehicles up to 6.0L, up to 40 times on a single charge.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4055329
Mfg#:
NOCGB70
Ships in 8 Business Days
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$249.99
This product was last offered at the strikethrough price on 07-04-2026
With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.
Lifetime Replacement
