DNJ
DNJ Piston Ring Set 2001-2007 Chevrolet, GMC 8.1L (Oversizes Available)
DNJ Piston Ring Set 2001-2007 Chevrolet, GMC 8.1L (Oversizes Available)
Regular price
$91.99 USD
Regular price
$145.51 USD
Sale price
$91.99 USD
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: 2001–2007 Chevrolet and GMCFitment notes & questions
DNJ Piston Ring Set, listed for 2001–2007 Chevrolet and GMC with the 8.1L engine. Piston and ring size depends on the bore, so match them to your block after it is measured.
Quick facts
- Brand: DNJ
- Part type: Piston
- Listed for: 2001–2007 Chevrolet and GMC
- Engine: 8.1L
- Engine code: Set Services Complete Engine, 2.0x2.0x4.0.
- Part number: PR3181
Listed fitment
- [2001-2007] GM [2.0x2.0x4.0] / V8 / 8.1L / 496 OHV 16V [(VORTEC)]
Good to know
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Check ring end gaps in the bore before installation and stagger the gaps.

DNJ pistons for the Chevrolet and GMC: what to know
Worn rings show up as oil burning, blow-by and low compression.
Fitment notes
- Listed for: 2001–2007 Chevrolet and GMC.
- Model years: 2001–2007. Check your car's year falls inside this range.
- Engine: match the engine size and code to your vehicle; the same model often came with several engines.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Send us your year, make, model, engine and trim and we'll check before you order.
Ask about fitmentWhat else to plan for
- Bearings. Rod and main bearings are usually replaced at the same time.
- Gasket set. The engine comes apart for this job.
More for your car: Piston Rings · Chevrolet Parts · All Pistons · Engine
Questions about Chevrolet and GMC pistons
Will this fit my Chevrolet and GMC?
It is listed for the 2001–2007 Chevrolet and GMC. Check your year, model, engine and trim against the title and details above. If anything is different, contact us and we will confirm fitment before you order.
Standard or oversize?
Standard fits an unmachined bore. Oversize is for a bored cylinder.
Where do specs and warranty details come from?
From DNJ. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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