Spark Plug Wire SetFitmentCompatible with: 2000-04 Ford Focus L4 2.0L DOHCCompatible with: 2001-04 Ford Escape L4 2.0LCompatible with: 2001-04 Mazda Tribute L4 2.0LCompatible with: 1999-02 Mercury Cougar L4 2.0LCompatible with: 1999 Ford Contour L4 2.0L From 5/04/99 Production DateCompatible with: 2000 Ford Contour L4 2.0LCompatible with: 1999 Mercury Mystique L4 2.0L From 5/04/99 Production DateCompatible with: 2000 Mercury Mystique L4 2.0LProduct AttributesResistance: 1200 OhmsInsulation Outside Diameter: 8 mmInsulation Color: BlackWire Separators Included: NoInsulation Material: SiliconeUniversal Or Specific Fit: SpecificCore Material: Wire Wound Stainless SteelNoise Suppression Type: YesProduct Features Pre-Greased: Seal created to ensure a proper connection with spark plugs Noise Suppression: Minimized EMI and RFI interference with electronics Application Specific Design: No modifications requiredItem DetailsTRQ Wire Sets are precision engineered to keep your engine running like new. Wire Sets naturally wear out over time and should be replaced every 50,000 miles to keep your car running in peak performance, reduce emissions, and prevent any damage to your ECU or sensors. All products are fit and road-tested in our Massachusetts R&D facility to ensure we deliver on our promise of Trusted Reliable Quality.Reference NumbersACDelco: 16-844EAutolite: 97042Autopart International: 2500-79627Bosch: 09451BWD: CH8439Carquest: 35-4021DENSO: 671-4061Ford: XS2Z-12259-AA, XS2Z12259AAGP - Guaranteed Parts: 66584Motorcraft: WR5974, XS2Z12259AANAPA Mileage Plus: 700054Niehoff: 12-8439, 128439PRENCO: 35-87595PROConnect: 124012Standard Motor Products: 26465, 6465STI: 26465, 6465Walker Products: 924-2004