If rubber boots are damaged or torn, spark can leak outside of the boot causing potential misfires
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Three heat ranges colder than stock with a non-projected tip
Brand:
ES#:
4017479
Mfg#:
ER08S
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$12.99
This product was last offered at the strikethrough price on 06-12-2026
Replace your pesky OEM ignition coil tiedown studs with these titanium bolts!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Make wiring harness repairs with ease! Featuring adjustable, ratcheting wire stripper jaws for efficient insulation removal.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4826864
Mfg#:
3774SCH01A
In Stock
ON SALE!
SAVE 15%
$22.99
This product was last offered at the strikethrough price on 05-02-2026
OE upgrade spark plugs originally found in the Audi RS7. Beru OE# 079905626G / 06K905601M
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 1 heat range colder plugs than OE
Brand:
ES#:
3183966
Mfg#:
079905626GKT2
In Stock
$134.68
This product was last offered at the strikethrough price on 02-14-2026
Replace your stock, heavy battery with a direct replacement, lightweight performance Lithium battery that weighs in at only 11.5lbs!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms i35X replacement as its Non Longer Available, this unit is slightly longer, same width and a little shorter in left & right side positive, respectively
A must-have aesthetic upgrade for those with carbon intakes or engine covers
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Carbon fiber resin conducts electricity, so the positive terminal MUST be completely covered when using this product.
Featuring silver fine wire center electrode - Superior ignition ability increases engine power!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Two heat ranges colder than stock with a surface discharge design
Brand:
ES#:
4017480
Mfg#:
ER10GS
In Stock
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$37.99
This product was last offered at the strikethrough price on 06-12-2026
Similar to the G26000, just more powerful. With the greatest performance and functionality yet, it's a world-class battery charger to let professionals push the limits at incredible charging speeds.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4346392
Mfg#:
GENIUSPRO50
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.
$1125.99
This product was last offered at the strikethrough price on 06-12-2026
This compact, 12V spark-proof jump starter is great for jumping gas vehicles with a 6.0L engine or less and diesel vehicles up to 3.0L, up to 20 times on a single charge.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3984701
Mfg#:
GB40
In Stock
20% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$124.99
This product was last offered at the strikethrough price on 06-12-2026
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.