This event is over, but we have more great deals!
Click here for more Harbor Freight deals.

MADDOX Master Diesel Compression Test Kit for $99.99

Code 100000000 · Exp. 8/26/2021 · Save coupon

Inside Track Club members can buy the MADDOX Master Diesel Compression Test Kit (Item 57588) for $99.99, valid through August 26, 2021.

Compare our price of $99.99 to MATCO at $429.95 (model number: DCT15). Save $329 by shopping at Harbor Freight.

The Maddox® Master Diesel Compression Test Kit includes specialized adapters for testing a wide range of diesel truck, car and tractor engines. This complete kit includes everything necessary for checking engine compression and diagnosing problems with valves, rings, carbon buildup and late timing. Includes a full range of accessories for testing most Domestic, European, Asian vehicles.

The MADDOX Master Diesel Compression Test Kit (Item 57588) has a 4.5-star rating on HarborFreight.com. Save on Harbor Freight’s customer favorites with our super coupons. Search our Harbor Freight coupons for deals on Harbor Freight’s generators, air compressors, power tools, and more.

This is an Inside Track Club deal – valid ONLY for members. Our Inside Track Club members get access to Exclusive Member Deals on 200+ new items monthly. Look for the orange tags in-store or view online. When you're ready to join, click here to join Inside Track Club.