DNJ
DNJ 2012 Nissan Altima 2.5L Intake Valve
DNJ 2012 Nissan Altima 2.5L Intake Valve
Part number: IV657_15
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Listed for: Nissan Altima 2.5LFitment notes & questions
2012 Nissan Altima 2.5L Intake Valve from DNJ, listed for 2012 Nissan Altima with the 2.5L engine. Burned or bent valves cause misfires and low compression. Guides that wear let valves wobble and burn oil.
Quick facts
- Brand: DNJ
- Part type: Valve
- Listed for: 2012 Nissan Altima
- Engine: 2.5L
- Engine code: QR25DE 16V DOHC GAS
- Part number: IV657_15
Listed fitment
- [2007-2015] NISSAN [Nitride Coated; 1 Groove; 35.7mm Head Dia.; 6mm Stem Dia.; 96.9mm O.A.L.] / L4 / 2.5L / 152 DOHC 16V [(QR25DE)]
Good to know
- Notes: Nitride Coated; 1 Groove; 35.7mm Head Dia.; 6mm Stem Dia.; 96.9mm O.A.L.; Intake
- 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: Have the valve seats cut or lapped so the new valves seal fully.

About this valve for the Nissan Altima 2.5L
Valves are usually replaced during a cylinder head rebuild, along with guides, seals and a valve job.
Fitment notes
- Listed for: Nissan Altima 2.5L.
- Engine: the same car can take different parts for each engine option, so check yours.
- 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? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentParts that usually go with it
- Valve stem seals. Always new with new valves.
- Head gasket. The head comes off for this job.
More for your car: Nissan Intake Valves · Nissan Parts · All Intake Valves · Engine
Questions about Nissan Altima 2.5L engine valves
Will this fit my Nissan Altima 2.5L?
How do I know a valve is bad?
Where do specs and warranty details come from?
Questions & answers
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