Schley Tools - 15900 2-Piece ½”-Drive Extension Protectors Starter Kit All models equipped with the LLY LBZ or LMM Duramax engine the lower "A" arm bushing

the lower "A" arm bushing nuts are inaccessible with standard wrenches

versus other oxygen sensor wrenches

the injectors become heavily coated with carbon between the tip and sleeve causing them to attach

4L HEMI and 3

Made from 6061-T6 Billet aluminum and red anodized for light weight and lasting finish

Schley Tools - 15900 2-Piece ½”-Drive Extension Protectors Starter Kit All models equipped with the LLY LBZ or LMM Duramax engine the lower "A" arm bushingEvery toolbox should have a set; start today and save your tool. Our Extension Protectors Starter Kit consists of one square drive male and one square drive female hammers. Each tool connects to any length drive extension, effectively creating a convenient drift tool with any basic socket extension. Essentially protecting the extension operational ends should it be otherwise used as a hammer or drift. The extension protectors expand the range of