Product Description
NGK PLZTR4A-13 #4997 Laser Platinum Spark Plugs
Fits 2003-2008 Hemi 5.7L Engines
Set of 16 Spark Plugs
These NGK PLZTR4A-13 Platinum spark plugs are the stock replacement heat range for most naturally aspirated 2003-2008 Hemi 5.7L car & truck engines. They feature a single platinum tip, 98% pure copper core and a .6mm fine-wire center electrode for more focused spark and better ignitability.
- Factory Pre-gapped to .050"
- Heat Range 4
- Cold-rolled threads prevent cross-threading and damage to cylinder heads
- Trivalent plating eliminates need for anti-seize on threads
- High-grade alumina silicate ceramic creates a stronger insulator to reduce dielectric punch-through
- 98% pure copper core increases heat dissipation for reliable starts and prevents spark plug overheating
- NGK spark plugs are tested to the highest OEM original equipment standards
- 14mm Thread, 25mm reach, 5/8" Hex
Applications Include (5.7L Models Only):
- CHRYSLER 300 2005-2008
- DODGE CHARGER 2006-2008
- DODGE DURANGO 2004-2008
- DODGE MAGNUM 2005-2008
- DODGE RAM 1500 2003-2008
- DODGE RAM 2500 2003-2008
- DODGE RAM 3500 2003-2008
- JEEP GRAND CHEROKEE 2005-2008
