Autolite AP106 Spark Plug

Autolite Platinum Spark Plug AP106

Autolite Platinum Spark Plug AP106 is built for dependable ignition performance in a wide range of domestic applications. With platinum on the center electrode and a resistor design, it supports easier starting, steady combustion, and consistent operation across compatible vehicles such as Chevrolet Impala, Buick Lucerne, and Pontiac G6.

Key Features

• Platinum center electrode tip and core for improved durability versus standard copper plugs
• Resistor type spark plug with 4000 ohm resistance
• Standard / regular center electrode design with a mid-projection ceramic insulator
• Tapered seat design with 14.0 mm thread diameter and 5/8 in. hex size
• Pre-gapped to 0.050 in. (1.30 mm) for specified applications
• Nickel ground electrode with tapered tip design
• OE-style form, fit, and function for many foreign and domestic vehicles

Product Details

The Autolite Platinum Spark Plug line is positioned as an OE-style replacement option for drivers who want a direct-fit ignition component with platinum durability. AP106 uses a platinum center electrode and nickel ground electrode construction to help maintain stable spark performance over time. Its tapered seat, 0.679 in. reach, and stud terminal configuration make it a practical choice for service on supported GM and Ford applications. This part number, AP106, also cross-references AMS Automotive 4002 for the same application.

Common Issues This Spark Plug Can Address

• Hard starting caused by worn or fouled spark plugs
• Rough idle from inconsistent ignition output
• Reduced throttle response during acceleration
• Fuel economy loss related to weak spark delivery
• Misfire symptoms tied to aged secondary ignition components

Installation Notes and Fitment Tips

Verify the required gap before installation and compare the vehicle’s OE specification with the plug’s pre-gap setting. Fits 2009-2011 Buick Lucerne, N/A; Fits 2006-2011 Chevrolet Impala, N/A; Fits 2006-2010 Chevrolet Malibu, N/A; Fits 2006-2010 Pontiac G6, N/A; Fits 2008-2010 Saturn Vue, N/A; Fits 2006-2009 Chevrolet Uplander, N/A; Fits 2006-2009 Pontiac Montana, N/A; Fits 2007-2008 Saturn Aura, N/A; Fits 2006-2007 Buick Terraza, N/A; Fits 2006-2007 Chevrolet Monte Carlo, N/A; Fits 2006-2007 Saturn Relay, N/A. Additional fitment includes 1993-1997 Chevrolet Camaro, 1994-1997 Pontiac Firebird, 1994-1996 Buick Roadmaster, 1995-1996 Cadillac Commercial Chassis, 1995-1996 Cadillac Fleetwood, 1994-1996 Chevrolet Caprice, 1992-1996 Chevrolet Corvette, 1994-1996 Chevrolet Impala, 1994 Chevrolet Commercial Chassis, 1983 Ford F-100, 1983 Ford LTD, 1983 Ford Mustang, 1983 Ford Thunderbird, 1983 Mercury Capri, 1983 Mercury Cougar, 1983 Mercury Marquis, 1975-1976 Ford Pinto, 1975-1976 Mercury Bobcat, 1975-1976 Mercury Capri, and 1974 Ford Pinto.

Quality Assurance

Autolite supplies ignition products for automotive aftermarket and original equipment applications, and this Platinum Spark Plug is built to OE form, fit, and function standards for supported vehicles.