Parts for Jeep Wrangler
The Jeep Wrangler parts section lists spark plugs — 3 items from Denso (2) and Bosch (1), including part numbers Denso KJ16CRL11, Denso sxu22hcr11s and Bosch 0242236565 FR7HC. The selection covers the WRANGLER I (YJ, SJ_) and WRANGLER II (TJ) generations produced from 1988 to 2008. This section will be useful for Wrangler owners with 2.5 and 4.0 engines who need a spark plug for their specific vehicle version.
When choosing a spark plug, use the generation and engine as your guide: for Wrangler I (YJ, SJ_) these are 2.5 and 4.0, for Wrangler II (TJ) — 2.5, 4.0 and the 4.0 Rubicon version, and the production years of the modifications differ. Cross-check the Denso or Bosch part number against the catalog and keep in mind that equivalents must match the spark plug specifications for your engine.
Spark plugs for Jeep Wrangler
Denso KJ16CRL11
Bosch 0242236565Fitment comes from manufacturer catalogs; check the part by VIN before buying, as it depends on the engine and model year.
Frequently asked questions
Will the Denso KJ16CRL11 spark plug fit a Wrangler II (TJ) 4.0 Rubicon?
Check the fitment of the specific part number in the catalog for your TJ 4.0 Rubicon version. Selection is based on the vehicle's generation, engine and production year.
What is the difference between the Denso and Bosch spark plugs in this section?
These are different brands with their own part numbers: the section has two Denso spark plugs and one Bosch FR7HC. Compare their specifications and fitment for your 2.5 or 4.0 engine.
I have a Wrangler I (YJ, SJ_) 2.5 — which spark plug should I choose?
Use the part numbers in the section and check fitment for the YJ, SJ_ with the 2.5 engine, taking the production year into account: the 1988–1991 and 1991–1996 modifications differ.