Spark Plugs & Glow Plugs for 1989 Mercedes-Benz 420 SEL
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Denso Spark Plug
Denso
5305
Increased performance with World's smallest Iridium Center Eletrode (0.4mm). Spark Plug Iridium Power
Fits Your Vehicle
Denso Spark Plug
Denso
3031
U-Groove design provides better ignitability for increased engine efficiency. Spark Plug Standard
Fits Your Vehicle
Double Platinum Power Spark Plug RN9PYP
Champion Race Plugs
7415
Champion Double Platinum Power™ spark plugs deliver more powerful performance. Featuring exclusive Heat-Active™ alloy, platinum fine wire...
Fits Your Vehicle
Copper Plus Spark Plug N11YC
Champion Race Plugs
302
Dependable performance. This Champion® spark plug features a copper core electrode that provides increased conductivity and heat control...
Fits Your Vehicle
Autolite APP64 Double Platinum Spark Plug
Autolite
APP64
Autolite® Double Platinum spark plugs have a platinum-to-platinum design that decreases gap erosion, reduces misfires, and provides...
$7.84
Fits Your Vehicle
Spark Plug
Motorcraft
SP-436-AX
Original equipment specifications - same spark plugs that were installed when the engine left the assembly line. All Motorcraft spark...
Fits Your Vehicle
Copper Plus Spark Plug RN12YC
Champion Race Plugs
404-1
Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control...
Fits Your Vehicle
Autolite AP64 Platinum Spark Plug
Autolite
AP64
Autolite® Platinum spark plugs are engineered with a platinum center electrode firing tip that provides improved performance and...
Fits Your Vehicle
Autolite XP64 Iridium XP Spark Plug
Autolite
XP64
Autolite® Iridium XP spark plugs are engineered with an iridium-enhanced fine-wire and a proprietary, platinum ground electrode, to...
Fits Your Vehicle
Denso Spark Plug
Denso
4708
Durability of an OE style plug combined with Power & Torque of high performance. Spark Plug Iridium TT
Fits Your Vehicle
Autolite 64 Copper Spark Plug
Autolite
64
Autolite® Copper spark plugs are engineered to deliver quick starts and the power your vehicle or applications needs to meet performance...
Fits Your Vehicle
Spark Plug
ACDelco
4
ACDelco Gold (Professional) RAPIDFIRE Spark Plugs are a high quality alternative to Original Equipment (OE) parts. These RAPIDFIRE Single...
Fits Your Vehicle
Denso Spark Plug
Denso
4501
Twin-Tip design enables faster flame propagation for more complete combustion. Spark Plug Platinum TT
Fits Your Vehicle
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