AUTOLITE part description

Product Description

Autolite APP5243 Double Platinum Spark Plug

Features & Benefits

  • Get up to 3X longer service life compared to standard copper plugs
  • Engineered with a platinum-to-platinum design that prevents gap erosion, extending the life of the spark plug.
  • Featuring a platinum-to-platinum firing that virtually eliminates gap erosion and reduce misfires over a longer life
  • The yttrium-Enhanced Ground Electrode delivers superior heat transfer that delivers more durability under high temps and pressure for greater life.
  • Full-platinum tips; platinum on both the center and side electrodes to promote reduced gap wear
  • Its high alumina ceramic insulator provides optimum thermal conductivity and dielectric strength.
  • Platinum enhanced high nickel alloy side electrode maintains precision gap
  • The multi-rib insulator prevents flash-over.
  • Heat range precisely set by Ionization Sensing Technology
  • 5 year limited warranty
  • Super conductive yttrium enhanced ground electrode provides superior heat transfer

Product Attributes

Resistance 4000 82
Ground Electrode Tip Design Standard
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Platinum
Pre-Gap Size 0.044 IN
Ground Electrode Quantity 1
Hex Size 16 MM
Seat Type Tapered
Reach 0.679 IN
Thread Diameter 14 MM
Insulator Material Ceramic
Resistor Type Yes
Ground Electrode Tip Material Platinum
9608 Standard
9805 Long Projection
Washer Included No
Grade Type Performance
Hex Size 5/8 IN
Manufacturer Heat Range 10
9459 Yes
9507 Hex
9746 No
Pre-Gap Size 1.1176 MM
Reach 17.2466 MM

Additional Information

Country of Origin (Primary) MX
Harmonized Tariff Code (Schedule B) 8511100000
Warranty Time 5
Warranty Time UOM YR
Harmonized Tariff Code (HTS) 8511100000
UPC 00009100005335
UNSPSC 26101732

Part Interchanges

AUTOLITE APP5243 Cross Reference

We have 2 alternatives for the APP5243 by AUTOLITE:

Fits Vehicles

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  • Chevrolet Suburban 2500 (2013)
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  • GMC Sierra 2500 HD (2013-2019)
  • GMC Sierra 1500 (2013)
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  • Chevrolet Express 4500 (2009-2020)
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  • Chevrolet Express 1500 (2011-2014)
  • Chevrolet Express 2500 (2011-2020)
  • Chevrolet Silverado 1500 (2011-2013)
  • Chevrolet Silverado 3500 HD (2011-2019)
  • Chevrolet Silverado 2500 HD (2011-2019)
  • Chevrolet Tahoe (2010-2014)
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  • Pontiac G8 (2009)
  • Cadillac Escalade (2007-2016)
  • Chevrolet Corvette (2006-2013)
  • Cadillac CTS (2006-2007, 2009-2015)
  • Chevrolet Impala (2006-2009)
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  • Pontiac Grand Prix (1991-1995)
  • Oldsmobile Cutlass Supreme (1991-1995)
  • Chevrolet Monte Carlo (1995)
  • Chevrolet Lumina (1991-1995)

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