If you've ever stood in the auto parts aisle staring at a wall of oil filters, wondering which one actually fits your Jeep Wrangler, you're not alone. Filters go by dozens of part numbers across different brands, and the wrong match can mean a poor seal, oil leaks, or even engine damage. A cross reference guide by brand takes the guesswork out. It lets you look up the OEM filter number for your Wrangler's engine and find the equivalent from Fram, Wix, Purolator, K&N, Mann, and others. This matters because supply chains vary your local shop might only carry one or two brands and knowing the full range of compatible filters gives you options, saves money, and helps you avoid returns.
What does oil filter cross referencing actually mean?
Cross referencing is simply matching one brand's oil filter part number to an equivalent filter from another brand. The filters may look slightly different on the outside, but they share the same thread size, gasket diameter, bypass valve pressure rating, and filtration media specs. When a parts store website says "this filter is a cross reference for MO-899," it means that filter will fit the same application as the Mopar OEM unit.
The key specs that must match are:
- Thread size usually M22 x 1.5 or 3/4-16 UNF on Wranglers
- Gasket outer and inner diameter the rubber seal must seat correctly on the engine block
- Filter length and diameter too long and it won't clear surrounding components
- Bypass valve setting the pressure at which oil bypasses the filter media
- Anti-drainback valve prevents oil from draining out of the filter when the engine is off
If all of these line up, the filter will work. If even one is off, you could end up with a filter that threads on but doesn't seal properly. That's why cross referencing based on verified specs not just what a shelf tag says is worth doing right.
Which Wrangler engines does this guide cover?
Jeep has used several different engines in the Wrangler over the decades, and each one uses a different oil filter. Here's a quick breakdown so you can jump to the section that applies to your vehicle:
- 4.0L inline-6 (1987–2006) the classic AMC-derived straight-six found in YJ and TJ Wranglers
- 3.8L V6 (2007–2011) used in the early JK generation
- 3.6L Pentastar V6 (2012–present) the standard engine in JK and JL Wranglers
- 2.0L turbocharged I4 (2018–present) the eTorque turbo option in JL models
- 3.0L EcoDiesel V6 (2020–present) the diesel option in JL Wranglers
- 6.4L HEMI V8 (2021–present) found in the Wrangler Rubicon 392
If you're working on a 2005 Wrangler with the 4.0L engine, the filter setup is different from a 2023 JL with the 3.6L. Always confirm your exact engine and model year before buying.
Oil filter cross reference for the 4.0L inline-6 (1987–2006)
This engine is one of the most common Wrangler powerplants and uses a traditional spin-on oil filter. The OEM Mopar part number is MO-090 (later superseded by MO-339 in some catalogs).
Brand-by-brand cross reference table
- Fram: PH8A or PH16
- Wix: 51515 or 51394
- Purolator: L14612 (standard) or PL14612 (synthetic)
- K&N: HP-2009 or HP-1017
- Mann: W 811/80
- Baldwin: B2
- ACDelco: PF47 or PF52
- Royal Purple: 10-2867
- Bosch: 3312 or 3330
- Champ: PH3614 or PH3976
Note: Some of these filters differ slightly in length. The PH8A and Wix 51515 are the longer version; the PH16 and Wix 51394 are slightly shorter but still compatible. Both work on the 4.0L, but double-check clearance around your oil pan and frame if you have aftermarket skid plates. For a deeper look at oil capacity and filter part numbers, check this breakdown of Wrangler oil capacity and compatible filter part numbers.
Oil filter cross reference for the 3.8L V6 (2007–2011)
The 3.8L in the early JK Wrangler uses a similar spin-on filter to the 4.0L. The OEM Mopar number is MO-090.
- Fram: PH16
- Wix: 51394
- Purolator: L14612
- K&N: HP-1017
- Baldwin: B2
- Mann: W 811/80
- ACDelco: PF52
- Bosch: 3330
This engine takes 6 quarts of oil with a filter change. Getting the right filter ensures the proper flow rate for this larger V6.
Oil filter cross reference for the 3.6L Pentastar V6 (2012–present)
This is the most common engine in modern Wranglers (JK 2012–2018 and JL 2018–present). It uses a cartridge-style oil filter housed in a cap on top of the engine. The OEM Mopar part is MO-899.
- Fram: XG10060 (synthetic) or CH10060
- Wix: 57045
- Purolator: L15612 or PBL15612
- K&N: PS-1017
- Mann: HU 816 x
- Baldwin: B283
- Royal Purple: 10-48
- Bosch: D343
- Mopar: 68191349AC (newer supersession)
Because this is a cartridge filter, you'll also need to replace the O-ring on the filter housing cap. Most quality filter kits include this O-ring, but it's worth confirming before you start. If you need the full oil change procedure, including torque specs and capacity, our Wrangler oil change specs guide covers it in detail.
Oil filter cross reference for the 2.0L turbo (2018–present)
The 2.0L turbo four-cylinder in the JL Wrangler also uses a cartridge-style filter. The OEM part is 68232092AA.
- Fram: XG11665
- Wix: WL10255
- Purolator: PBL15612 (verify dimensions)
- K&N: PS-1017
- Mann: HU 7017 z
- Bosch: F026407009
This engine is sensitive to oil quality because of the turbocharger's tight tolerances. Using a filter with the correct micron rating matters more here than on naturally aspirated engines. Stick with filters rated for turbocharged applications when possible.
Oil filter cross reference for the 3.0L EcoDiesel (2020–present)
The diesel Wrangler requires a different filter entirely due to higher soot loading and different oil pressure specs. The OEM Mopar part is 68507598AA.
- Fram: XG11665 (verify diesel compatibility)
- Wix: 57060
- Mann: HU 819/2 x
- Baldwin: B76
- Donaldson: P550434
Diesel filters need to handle higher particulate loads. A standard gasoline-rated filter may clog faster on a diesel engine. Always verify the filter is rated for diesel use if that's your application.
Oil filter cross reference for the 6.4L HEMI V8 (2021–present)
The Wrangler 392 uses the same engine family as the Dodge Challenger 392. The OEM Mopar filter is MO-899 (same as the 3.6L Pentastar, since both are in the same filter housing design family in some years verify your specific model year).
- Fram: XG10060
- Wix: 57045
- K&N: HP-1017
- Purolator: PL14612
Check your owner's manual, because some 2021+ 392 models may use the cartridge setup while others use a spin-on. The build date and specific sub-model can affect which filter housing you have.
Why do some cross references list different numbers for the same engine?
You'll notice that multiple filter numbers sometimes appear for one engine. This happens for a few reasons:
- Supersession: Manufacturers retire old part numbers and replace them with updated ones. The old number and new number both cross to the same filter spec.
- Filter length variation: Some filters are slightly longer or shorter within the same family. They all fit, but they may hold slightly different amounts of oil.
- Filter media upgrades: Premium synthetic filters (like Fram XG vs. PH) use the same dimensions but better media. They share a base cross reference but have different performance ratings.
When in doubt, match the specs thread size, gasket diameter, and overall length rather than relying solely on part numbers. A parts counter associate can measure these for you if you bring your old filter in.
What mistakes do people make when cross referencing oil filters?
Trusting a single source without verifying
Online parts databases sometimes get cross references wrong. A filter might thread on but have the wrong bypass valve pressure, which means at cold start the oil might bypass the filter entirely. Always cross-check at least two sources the manufacturer's website and one independent cross reference database.
Confusing 4.0L and 3.8L filters with Pentastar filters
The older engines use spin-on filters. The 3.6L Pentastar uses a cartridge. These are completely different filter types and are not interchangeable. If you're buying for a 2012+ Wrangler, make sure you're getting a cartridge filter, not a spin-on.
Ignoring the O-ring or gasket
Every oil filter change should include a new gasket or O-ring. Cartridge-style filters almost always come with a new O-ring for the housing cap. Spin-on filters have the gasket built in. But if you reuse an old housing cap O-ring on a Pentastar, you're asking for a leak.
Assuming "premium" always means better
A synthetic media filter from a respected brand is generally a good upgrade. But an expensive filter from an unknown brand isn't necessarily better than a Wix or Fram that meets OEM specs. Look for filters that meet or exceed SAE and ISO testing standards, not just ones with fancy marketing.
How do I confirm a cross reference is correct for my specific Wrangler?
Here's a reliable process:
- Find your OEM filter number. Check the owner's manual or the Mopar parts catalog for your exact year, engine, and trim.
- Look up the OEM number on the filter manufacturer's website. Wix, Fram, Purolator, and K&N all have online lookup tools where you enter the OEM number and get their equivalent.
- Verify the specs match. Compare thread size, gasket OD/ID, filter length, and bypass valve rating.
- Cross-check with one more source. Use a different manufacturer's database or a trusted parts store lookup.
- Buy the right filter and test-fit before draining oil. Thread it on by hand first to confirm the threads engage smoothly.
Does brand actually matter for oil filters?
Within reason, the brand matters less than the specs. A Wix 57045 and a Fram XG10060 both fit the 3.6L Pentastar. Both meet the same dimensional standards. Where brand differences show up is in:
- Filtration efficiency: Some brands filter smaller particles more effectively. Purolator Boss and K&N premium filters tend to rate well here.
- Filter media construction: Synthetic blend vs. full synthetic vs. cellulose. Synthetic media generally flows better and lasts longer.
- Build quality: Cheap off-brand filters sometimes have poorly molded gaskets or weak anti-drainback valves. Sticking with known brands reduces this risk.
- Price: A Fram Tough Guard at $7 does the same job as a $15 boutique filter in most daily driving scenarios.
If you're running extended drain intervals (7,500+ miles with synthetic oil), a premium filter with synthetic media is worth the few extra dollars. For standard 3,000–5,000 mile changes, a quality standard filter is fine.
Quick reference: OEM to aftermarket brand map
If you already know your OEM number, this table maps it to common alternatives:
- Mopar MO-090 / MO-339 (4.0L, 3.8L) → Fram PH16 · Wix 51394 · Purolator L14612 · K&N HP-1017
- Mopar MO-899 (3.6L, some 6.4L) → Fram XG10060 · Wix 57045 · Purolator PBL15612 · Mann HU 816 x
- Mopar 68232092AA (2.0L turbo) → Fram XG11665 · Wix WL10255 · Mann HU 7017 z
- Mopar 68507598AA (3.0L diesel) → Wix 57060 · Mann HU 819/2 x · Baldwin B76
Checklist before buying your next Wrangler oil filter
Run through this list every time you buy a filter, whether it's your first oil change or your fiftieth:
- ☐ Confirm your Wrangler's exact year, engine size, and trim level
- ☐ Look up the OEM Mopar filter part number for your engine
- ☐ Cross reference the OEM number to your preferred brand using the manufacturer's tool
- ☐ Verify thread size, gasket dimensions, and filter type (spin-on vs. cartridge)
- ☐ Check if the filter includes a new O-ring or housing gasket
- ☐ Buy the correct oil type and quantity alongside the filter most Wrangler engines take between 5 and 7 quarts
- ☐ Inspect the new filter for manufacturing defects before installing
- ☐ Hand-tighten the spin-on filter never use a wrench to overtighten it
- ☐ After starting the engine, check for leaks around the filter after 5 minutes of idling
Keeping a record of which filter number and brand you used each time makes future purchases faster. Snap a photo of the box before you throw it away, or log it in your phone. The next time you're at the parts counter, you won't have to guess.
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