Easy to use — simply attach to the battery (no need to disconnect) and follow the on-screen instructions
2004 Mercedes Benz ML350 Base Sport Utility 163.157 V6 3.7L Engine Electrical Parts
Great tool for shop or home
Take control of your day.
Measures the amount of air entering the engine
Includes New O-Ring
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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
05-07-2026
Keep your engine running at its best by maintaining the ignition system
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This product was last offered at the strikethrough price on
05-07-2026
Shut down quickly & remotely - required by many racing organizations
The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time.
Shut down quickly & remotely - required by many racing organizations
Restore lost power and repair misfire conditions
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This product was last offered at the strikethrough price on
08-13-2026
Restore lost power and repair misfire conditions
This product was last offered at the strikethrough price on
03-21-2026
Quickly shut down your battery in an emergency.
You never know when you will blow a fuse so it always good to have extra
Includes New O-Ring
Tool comes with both 1/2" and 3/8" drive.
O2 Sensor Socket