Skip to content
Autolite AP646 Spark Plug

Autolite AP646 Spark Plug

$15.32 - $15.32
$15.32 Includes shipping
$15.32 - $15.32
$15.32 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Autolite

Availability:
5+ in stock, ready to be shipped

Condition: New

Always Free Shipping

Most orders ship out the same business day if ordered before 1pm CST. Return within 30 days for a full refund.

Free Shipping

And 30 day returns

Call or Text

+1 (281) 761-6097

Ships from the USA

Multiple locations nationwide

Fix Now, Pay Later

Options available at checkout

Autolite AP646 Spark Plug

Autolite® Platinum Spark Plugs are manufactured to deliver greater durability compared to standard copper plugs. Autolite® Platinum Spark Plugs provide easier starts, quicker acceleration, and improved fuel economy. Autolite® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provides the automotive aftermarket and original equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.

Vehicle Compatibility Chart

✅ Compatible with 169 vehicles
Year Make Model Liters Cylinders Fuel Type Notes
2000 Chrysler Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Chrysler Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Eagle Vision 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Chrysler Concorde 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Chrysler Town & Country 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Chrysler Town & Country 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Eagle Vision 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Plymouth Grand Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Chrysler Concorde 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Chrysler Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Dodge Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Eagle Vision 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Chrysler Concorde 3.3L V6 GAS Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Dodge Intrepid 3.3L V6 GAS Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Eagle Vision 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1994 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Asuna GT 0.060 inch or 1.5mm fitment for Spark Plug
1993 Asuna SE 0.060 inch or 1.5mm fitment for Spark Plug
1993 Chrysler Concorde 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler Imperial Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler New Yorker 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler New Yorker 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Dodge Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Dodge Intrepid 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Eagle Vision 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1993 Pontiac LeMans 0.060 inch or 1.5mm fitment for Spark Plug
1992 Chrysler Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Chrysler Imperial Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Chrysler New Yorker 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Chrysler New Yorker 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Dodge Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1992 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler Imperial 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler Imperial 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler New Yorker 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler New Yorker 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Dodge Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Dodge Grand Caravan Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Plymouth Grand Voyager Spark plug gap: 0.050 inches (1.3 millimeters)
1991 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Chrysler Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Chrysler Imperial Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Chrysler New Yorker 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Dodge Dynasty 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Dodge Grand Caravan Spark plug gap: 0.050 inches (1.3 millimeters)
1990 Plymouth Grand Voyager Spark plug gap: 0.050 inches (1.3 millimeters)
1989 Pontiac LeMans 1.6L L4 0.060 inch or 1.5mm fitment for Spark Plug
1989 Pontiac LeMans 2.0L L4 0.060 inch or 1.5mm fitment for Spark Plug
1989 Pontiac Optima 1.6L L4 0.060 inch or 1.5mm fitment for Spark Plug
1989 Pontiac Optima 2.0L L4 0.060 inch or 1.5mm fitment for Spark Plug
1988 Buick Skyhawk 0.060 inch or 1.5mm fitment for Spark Plug
1988 Oldsmobile Firenza 2.0L L4 0.060 inch or 1.5mm fitment for Spark Plug
1988 Pontiac LeMans 0.060 inch or 1.5mm fitment for Spark Plug
1988 Pontiac Optima 1.6L L4 0.060 inch or 1.5mm fitment for Spark Plug
1988 Pontiac Optima 2.0L L4 0.060 inch or 1.5mm fitment for Spark Plug
1988 Pontiac Sunbird 0.060 inch or 1.5mm fitment for Spark Plug
1987 Buick Skyhawk 0.060 inch or 1.5mm fitment for Spark Plug
1987 Oldsmobile Firenza 2.0L L4 0.060 inch or 1.5mm fitment for Spark Plug
1987 Pontiac Sunbird 0.060 inch or 1.5mm fitment for Spark Plug
1984 Cadillac Commercial Chassis 0.060 inch or 1.5mm fitment for Spark Plug
1984 Cadillac Fleetwood 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1983 Cadillac Commercial Chassis 0.060 inch or 1.5mm fitment for Spark Plug
1983 Cadillac Fleetwood 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1982 Cadillac Commercial Chassis 0.060 inch or 1.5mm fitment for Spark Plug
1982 Cadillac Fleetwood 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1981 Cadillac Commercial Chassis 0.060 inch or 1.5mm fitment for Spark Plug
1981 Cadillac DeVille 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1981 Cadillac Eldorado 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1981 Cadillac Fleetwood 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1981 Cadillac Seville 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1980 Cadillac Commercial Chassis 0.060 inch or 1.5mm fitment for Spark Plug
1980 Cadillac DeVille 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1980 Cadillac Eldorado 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1980 Cadillac Fleetwood 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1980 Cadillac Seville 6.0L V8 0.060 inch or 1.5mm fitment for Spark Plug
1979 Cadillac Commercial Chassis .060 Gap
1979 Cadillac DeVille 7.0L V8 .060 Gap
1979 Cadillac Fleetwood 7.0L V8 .060 Gap
1978 Cadillac Commercial Chassis .060 Gap
1978 Cadillac DeVille .060 Gap
1978 Cadillac Eldorado .060 Gap
1978 Cadillac Fleetwood .060 Gap
1977 Cadillac Commercial Chassis .060 Gap
1977 Cadillac DeVille .060 Gap
1977 Cadillac Eldorado .060 Gap
1977 Cadillac Fleetwood .060 Gap
1976 Cadillac Calais .060 Gap
1976 Cadillac Commercial Chassis .060 Gap
1976 Cadillac DeVille .060 Gap
1976 Cadillac Eldorado .060 Gap
1976 Cadillac Fleetwood .060 Gap
1975 Cadillac Calais .060 Gap
1975 Cadillac Commercial Chassis .060 Gap
1975 Cadillac DeVille .060 Gap
1975 Cadillac Eldorado .060 Gap
1975 Cadillac Fleetwood .060 Gap

Part Attributes

  • Platinum
  • Standard / Regular
  • Platinum
  • Stud
  • Nickel
  • 1
  • Tapered
  • Nickel
  • 13/16"
  • 21
  • Ceramic
  • Mid Projection
  • 0.050
  • 1.30
  • 0.750
  • 19.5
  • Yes
  • Flat
  • 14.0

Part Interchanges

105, 3142, AGR52-6, W14EXR-U15