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SQR Performance
SQR Performance, a brand from the trusted experts at Flex-A-Lite, delivers high-quality ignition products designed for street vehicles, mild racing setups, and performance upgrades from stock. Their lineup includes 8mm and 8.5mm spark plug wires, a high-performance HEI distributor, and an HEI module, each built with superior materials and precision engineering. Backed by over 60 years of industry expertise, SQR Performance brings a fresh approach focused on delivering outstanding performance, visible quality, and dependable reliability. JEGS proudly offers SQR Performance products to help enthusiasts boost ignition performance with confidence and value.
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![126745 High-Performance HEI Distributor for Chevy Small/Big Block V8 Engines [Grey Cap]](https://www.jegs.com/images/mini_100/400/438/438-126745.jpg)
SQR PERFORMANCE
126745 High-Performance HEI Distributor for Chevy Small/Big Block V8 Engines [Grey Cap]
Part Number: 438-126745
Ships on Sep 02, 2026
Lowest price guarantee![126745 High-Performance HEI Distributor for Chevy Small/Big Block V8 Engines [Grey Cap]](https://www.jegs.com/images/mini_200/400/438/438-126745.jpg)
SQR PERFORMANCE
126745 High-Performance HEI Distributor for Chevy Small/Big Block V8 Engines [Grey Cap]
Part Number: 438-126745
Ships on Sep 02, 2026Lowest Price Guarantee![126741 Universal 8.5 mm Spark Plug Wire Set with Straight Spark Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_100/400/438/438-126741.jpg)
SQR PERFORMANCE
126741 Universal 8.5 mm Spark Plug Wire Set with Straight Spark Plug Boots [Cut-to-Length]
Part Number: 438-126741
Ships on Sep 02, 2026Lowest price guarantee![126741 Universal 8.5 mm Spark Plug Wire Set with Straight Spark Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_200/400/438/438-126741.jpg)
SQR PERFORMANCE
126741 Universal 8.5 mm Spark Plug Wire Set with Straight Spark Plug Boots [Cut-to-Length]
Part Number: 438-126741
Ships on Sep 02, 2026Lowest Price Guarantee
SQR PERFORMANCE
126737 Direct-Fit 8 mm Spark Plug Wire Set for 1973-1988 GM Small-Block with HEI Distributor
Part Number: 438-126737
Ships on Sep 02, 2026Lowest price guarantee
SQR PERFORMANCE
126737 Direct-Fit 8 mm Spark Plug Wire Set for 1973-1988 GM Small-Block with HEI Distributor
Part Number: 438-126737
Ships on Sep 02, 2026Lowest Price Guarantee![126735 Universal 8 mm Spark Plug Wire Set with 90-Degree Boots [Cut-to-Length]](https://www.jegs.com/images/mini_100/400/438/438-126735.jpg)
SQR PERFORMANCE
126735 Universal 8 mm Spark Plug Wire Set with 90-Degree Boots [Cut-to-Length]
Part Number: 438-126735
Ships on Sep 02, 2026Lowest price guarantee![126735 Universal 8 mm Spark Plug Wire Set with 90-Degree Boots [Cut-to-Length]](https://www.jegs.com/images/mini_200/400/438/438-126735.jpg)
SQR PERFORMANCE
126735 Universal 8 mm Spark Plug Wire Set with 90-Degree Boots [Cut-to-Length]
Part Number: 438-126735
Ships on Sep 02, 2026Lowest Price Guarantee
![126742 Universal 8.5 mm Spark Plug Wire Set with 90-Degree Spark Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_100/400/438/438-126742.jpg)
SQR PERFORMANCE
126742 Universal 8.5 mm Spark Plug Wire Set with 90-Degree Spark Plug Boots [Cut-to-Length]
Part Number: 438-126742
Ships on Sep 03, 2026Lowest price guarantee![126742 Universal 8.5 mm Spark Plug Wire Set with 90-Degree Spark Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_200/400/438/438-126742.jpg)
SQR PERFORMANCE
126742 Universal 8.5 mm Spark Plug Wire Set with 90-Degree Spark Plug Boots [Cut-to-Length]
Part Number: 438-126742
Ships on Sep 03, 2026Lowest Price Guarantee
![126738 Replacement Universal 8 mm Single Spark Plug Wire [Cut-to-Length]](https://www.jegs.com/images/mini_100/400/438/438-126738.jpg)
SQR PERFORMANCE
126738 Replacement Universal 8 mm Single Spark Plug Wire [Cut-to-Length]
Part Number: 438-126738
Ships on Sep 03, 2026Lowest price guarantee![126738 Replacement Universal 8 mm Single Spark Plug Wire [Cut-to-Length]](https://www.jegs.com/images/mini_200/400/438/438-126738.jpg)
SQR PERFORMANCE
126738 Replacement Universal 8 mm Single Spark Plug Wire [Cut-to-Length]
Part Number: 438-126738
Ships on Sep 03, 2026Lowest Price Guarantee![126734 Universal 8 mm Spark Plug Wire Set with Straight Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_100/400/438/438-126734.jpg)
SQR PERFORMANCE
126734 Universal 8 mm Spark Plug Wire Set with Straight Plug Boots [Cut-to-Length]
Part Number: 438-126734
Ships on Sep 04, 2026Lowest price guarantee![126734 Universal 8 mm Spark Plug Wire Set with Straight Plug Boots [Cut-to-Length]](https://www.jegs.com/images/mini_200/400/438/438-126734.jpg)
SQR PERFORMANCE
126734 Universal 8 mm Spark Plug Wire Set with Straight Plug Boots [Cut-to-Length]
Part Number: 438-126734
Ships on Sep 04, 2026Lowest Price Guarantee