DNJ
DNJ 1997 Jeep Wrangler 4.0L Expansion Plug
DNJ 1997 Jeep Wrangler 4.0L Expansion Plug
Part number: FPS1120_32
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- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Jeep Wrangler 4.0LFitment notes & questions
DNJ 1997 Jeep Wrangler 4.0L Expansion Plug, listed for 1997 Jeep Wrangler 4 with the 4.0L engine. Quality hardware prevents leaks that are hard to chase down later.
Quick facts
- Brand: DNJ
- Part type: Fitting
- Listed for: 1997 Jeep Wrangler 4
- Engine: 4.0L
- Engine code: 12V OHV
- Part number: FPS1120_32
Listed fitment
- [1987-2006] JEEP / L6 / 4.0L / 242 OHV 12V
Good to know
- Notes: Brass
- 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: Confirm thread type and size on both sides, and use the right sealant or none as the fitting type requires.

Before you order: Jeep Wrangler 4.0L fitting fitment
Fittings and hardware connect lines, hoses and parts securely.
Fitment notes
- Listed for: Jeep Wrangler 4.0L.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- 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 fitmentPlan the whole job
- Hose. Match hose size to the fitting.
More for your car: Jeep Parts · Fuel & air intake
Questions about Jeep Wrangler 4.0L fitting or hardware
Will this fit my Jeep Wrangler 4.0L?
Does it need thread sealant?
Where do specs and warranty details come from?
Questions & answers
No questions yet about this part. Ask about fitment, what's in the box or installation and we'll answer here.