Easy to use — simply attach to the battery (no need to disconnect) and follow the on-screen instructions
Easy to use — simply attach to the battery (no need to disconnect) and follow the on-screen instructions
Great tool for shop or home
Used in many locations
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-22-2026
Take control of your day.
Restore fuel efficiency and performance.
This product was last offered at the strikethrough price on
05-07-2026
Blue sensor used by the ECU to control engine fueling
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Shut down quickly & remotely - required by many racing organizations
Doesn't include wire loom or RPM pick sensor.
The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time.
Used in various locations
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Seal for most clip-in cooling sensors/senders. M19.6x3.6mm
This product was last offered at the strikethrough price on
05-07-2026
Stainless steel weld-in nut for any O2 sensor
Shut down quickly & remotely - required by many racing organizations
Commonly used as a contact close relay for fuel pump
2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Commonly used as a contact close relay for fuel pump
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-22-2026
Quickly shut down your battery in an emergency.