NGK 8691 spark plug wire set for the 1999-2004 Subaru Forester H4 2.5L and other vehicles carries high-voltage current to the spark plugs. The cables are built to OEM tolerances with OE quality or better materials.
- Outer jacket built to withstand temperatures greater than 250 degrees C, with EPDM or silicone inner insulation for dielectric strength
- Stainless steel terminals with up to 3 serrated crimps that bite into the cable jacket and inner insulation
- Variable pitch winding over a ferrite magnetic alloy coating for low resistance and interference protection
- Cylinder lead identification tags where possible, to make installation easier
- Spark plug boots glued to the cable with silicone sealer for a watertight seal
- Locking C-shaped spring clip with corrosion-resistant plating at the spark plug terminal
Quick facts
- Part: NGK 8691 spark plug wire set
- Fits: 1999-2004 Subaru Forester H4 2.5L and other vehicles
- Condition: New
Misfires, rough idle or cracked, burned boots can mean the wires are worn, though worn spark plugs or an ignition coil may be behind them instead, so pin down the cause before you buy a set.
Fits
The 1999-2004 Subaru Forester H4 2.5L, the 2000-2004 Subaru Outback H4 2.5L, the 1999-2001 Subaru Impreza H4 2.2L and the 1999-2004 Impreza H4 2.5L are among the vehicles this set fits. If your Subaru isn't among them, look up its year and engine in the "Vehicles it fits" section. This listing is one set of four wires, and the 2000-2004 Subaru Outback H4 2.5L takes one set.
Specifications
Fit and size
- Quantity per vehicle: 1 set
- Wires in the set: 4
Build and materials
- Cable type: variable pitch magnetic core
- NGK part number: RC-FX58
- Condition: New
- Warranty: NGK limited lifetime warranty, see package for details
In the box
One set of four spark plug wires.
Interchange: 175-6119 · 175-6218 · 35-4279 · 671-4216 · 671-4246 · 35-PF77564 · 35-PF77589 · RC-FX58
97066 · CH74168 · CH74196 · CH74201 · 700217 · 700219 · 700231 · 09479 · 9479 · 9640 · 1274168 · 1274196 · 1274201 · 184042 · 55500 · 7577
This part cross-references / interchanges with the following part numbers:
RC-FX58, 97066, CH74168, CH74196, CH74201, 175-6119, 175-6218, 700217, 700219, 700231, 09479, 9479, 35-4279, 671-4216, 671-4246, 9640, 8691, 1274168, 1274196, 1274201, 35-PF77564, 35-PF77589, 184042, 55500, 7577
Frequently Asked Questions
Are these Subaru Outback spark plug wires the right set for a 2000-2004 Outback H4 2.5L?
Yes, NGK 8691 fits the 2000-2004 Subaru Outback H4 2.5L. For other Subarus, look up the year and engine in the "Vehicles it fits" section.
What are the terminals made of on these NGK blue spark plug wires?
NGK 8691 has stainless steel terminals with up to 3 serrated crimps, wherever possible, that bite into the jacket and insulation. A locking C-shaped spring clip with corrosion-resistant plating holds the plug terminal.
What temperature can the jacket of this NGK wire handle?
The outer jacket is built to withstand temperatures greater than 250 degrees C. The inner insulation is EPDM or silicone.
How many wires come with these NGK plug wires?
This listing is one set of 4 wires, and a vehicle takes one set. Cylinder lead identification tags are on the wires where possible.
Does the NGK wire set carry a warranty?
Yes, NGK gives the 8691 set a limited lifetime warranty; see the package for details.
