2M6471 | Caterpillar 3406/B/C Cup Plug (1.5") | Highway and Heavy Parts

When it comes to cup plugs, why risk your engine?
Don’t let a small part turn into a major repair. We wouldn't risk putting sub-par parts into our engines, so why should you?

HHP only sells cup plugs that are manufactured in a state of the art facility using top of the line machining and measuring equipment to ensure each part is manufactured to OEM specifications. Combine this with up to 50% off OEM prices, an industry leading 2-year warranty and technical expertise from HHP’s certified staff, and you’ve got a quality cup plug that will keep you running for another million miles.

Warranty

2-Year Parts and Labor Warranty

Warranty acceptance/denial will be at the sole discreation of each respected manufacturer. Each of HHP's manufacturers utilizes their own warranty procedures which vary in claim review time (typically between 3-5 weeks). On items that carry a labor warranty, rates are paid on flat-rate book time. Rates vary by manufacturer.

OEM Applications:

• 2M-6471
• 2M6471