The MUS 4.3 POLAR (Part No. 56-958) has been specially developed to offer excellent all-around charging with special cold weather performance and adapted AC and DC cables to handle severe cold down to -22°F (-30°C).
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get rid of that nasty misfire. Features a Red colored top
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Featuring a visually appealing red cap
Mounted on the intake manifold
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#:
3419843
Mfg#:
06B905379D
In Stock
Limited Qty Sale
$32.90
This product was last offered at the strikethrough price on 12-29-2025
X for Extreme - Boost X is the next generation in jump packs with an all-new design and more powerful jump starts. This 12V battery jumper will jump gas vehicles up to 7.5L and diesel engines up to 5.0L.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
4389654
Mfg#:
GBX55
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.
$219.99
This product was last offered at the strikethrough price on 06-18-2026
Used for removal and installation of pulley with free-wheel. Use with T50 TORX, or 10mm XZN Fits: AUDI, VW – All
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Used to secure the wiper arms. M8
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with CBFA engine code only, used in securing the secondary air pump bracket to chassis
Brand:
ES#:
468607
Mfg#:
N10609204
In Stock
25% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$3.99
This product was last offered at the strikethrough price on 06-18-2026
Includes connector housing with terminals and seals. Bosch style connector used in various positions on the cars.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4875873
Mfg#:
LK2M
In Stock
ON SALE!
SAVE 29%
$6.99
This product was last offered at the strikethrough price on 06-13-2026
Includes connector housing with terminals and seals. Great for an OE replacement or custom upgrades.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! Please reference original part number from existing connector to confirm fitment, prior to ordering. *OEM
Brand:
ES#:
4460523
Mfg#:
3B0973703G-KIT
In Stock
ON SALE!
SAVE 88%
$25.99
This product was last offered at the strikethrough price on 05-02-2026
High-quality stainless steel sensor, accurate to within +/- 1% Full Scale over -40C to 105C - Includes repeatability, hysteresis and linearity
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms *General fitment MAP sensor for performance forced induction applications - Not direct fit, modifications may be necessary for install*
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
