Improve your fuel economy and restore performance with a new MAF
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Professional 12V/24V battery and electrical system tester featuring a built-in thermal printer, 6 test modes, and rapid 3-second diagnostics for lead-acid, GEL, AGM, EFB, and Lithium batteries.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
5527604
Mfg#:
307020135
Ships in 5 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 10-25-2026
Also known as the RPM or Impulse sensor.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Switch, remote pull, and battery are not included with this or any of the kits.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Located on the rear of the alternator
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with Valeo alternator only
Brand:
ES#:
4142128
Mfg#:
06B903803B
Ships in 2 Business Days
$397.99
This product was last offered at the strikethrough price on 05-07-2026
Is your diesel hard to start in cold weather?
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4266298
Mfg#:
03L905061F
Ships in 2 Business Days
$175.99
This product was last offered at the strikethrough price on 05-07-2026
Includes a $180.00 refundable core charge
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with Valeo style alternators
Brand:
ES#:
2594223
Mfg#:
06F903023HXKT
Ships in 1-2 days
$966.99
This product was last offered at the strikethrough price on 05-05-2026
Located before catalytic converter, restore mileage and clear codes
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
2702310
Mfg#:
250-25035
Ships in 1-2 days
$170.99
This product was last offered at the strikethrough price on 05-07-2026
A two-bank onboard battery charger rated at 20-amps (10-amps per bank) for 12-volt batteries, including marine, boat, starter, and deep-cycle batteries.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4355166
Mfg#:
GENPRO10X2
Ships in 8 Business Days
21% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$284.99
This product was last offered at the strikethrough price on 10-25-2026
Purchase the wires you need for your electrical bulkhead fitting here. Featuring Black FEP wire pre-cut to 24" 12 Gauge wire with the appropriate terminal pre-crimped and ready to install!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Purchase the wires you need for your electrical bulkhead fitting here. Featuring Orange FEP wire pre-cut to 24" 12 Gauge wire with the appropriate terminal pre-crimped and ready to install!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
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
