Bosch 9654 Spark Plug
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Bosch
 OE Fine Wire Double Iridium

Bosch 9654 Spark Plug

Brand Bosch 9654
Center Electrode Core Material Nickel-Yttrium and Copper
Center Electrode Tip Material Iridium
Ground Configuration Standard
Ground Electrode Quantity 1
Ground Electrode Tip Design Tapered
Ground Electrode Tip Material Platinum-Iridium and Nickel-Yttrium
Hex Size 16
Insulator Material Ceramic
Insulator Type Projected
Manufacturer Heat Range 9
Outdoor Power Equipment Application No
Package Contents Spark Plug
Pre-Gap Size 1.1
Product Length 3.498031 in
Product Width 0.712598 in
Reach 25
Resistance 6000
Resistor Yes
Seat Type Tapered
Short Style No
Spark Plug Type 4-Cycle
Thread Diameter 14
Product line OE Fine Wire Double Iridium
Fits Chrysler, Dodge, and Jeep · 95 vehicles

OE Fine Wire Double Iridium. Engineered for high performance and long service life.

Ultra fine wire design. Delivers strong ignitability for crisp, reliable firing.

Laser-welded electrodes. Helps the spark plug go the distance.

$18.17Free shipping
In stock · usually ships same day before 1pm CST
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Bosch OE Fine Wire Double Iridium Spark Plug

Bosch 9654 is an OE Fine Wire Double Iridium spark plug built for precise ignition performance and extended service life. Its ultra-fine wire center electrode and laser-welded tapered ground electrode are engineered to promote strong ignitability, stable combustion, and consistent operation in demanding daily driving conditions.

Compatible With Chrysler PT Cruiser, Chrysler 300, Dodge Charger, Dodge Ram 1500, and Jeep Grand Cherokee applications that call for the Bosch OE Fine Wire Double Iridium design, part number 9654.

Key Features

  • Double iridium construction for durable electrode performance
  • Ultra-fine wire center electrode for improved spark initiation
  • Laser-welded tapered ground electrode for consistent firing characteristics
  • Resistor design with 6000 resistance rating
  • Projected ceramic insulator for OE-style combustion chamber placement
  • Preset gap design; do not gap before installation
  • 14 mm thread diameter, 25 mm reach, 16 mm hex size
  • Heat range 9 with tapered seat configuration

Product Details

Bosch OE Fine Wire Double Iridium line focuses on OE-style ignition performance with materials selected for both high output and long wear. The iridium-alloy center electrode firing pin and laser-welded ground electrode with iridium alloy inlay are designed to maintain a stable spark path over time, while the nickel-yttrium and copper core supports heat control. This Bosch 9654 spark plug is a direct-fit style for many Chrysler, Dodge, and Jeep engines listed in the fitment data, including PT Cruiser, 300, Charger, Ram 1500, and Grand Cherokee models.

Common Issues This Spark Plug Can Address

  • Hard starting caused by worn or inconsistent spark plugs
  • Rough idle from weakened ignition performance
  • Misfire symptoms related to electrode wear
  • Reduced throttle response from inefficient combustion
  • Service intervals shortened by standard-plug wear in high-demand engines

Installation Notes

  • Fits 2001-2010 Chrysler PT Cruiser, N/A
  • Fits 2005-2008 Chrysler 300, N/A
  • Fits 2006-2008 Dodge Charger, N/A
  • Fits 2003-2008 Dodge Ram 1500, N/A
  • Fits 2005-2008 Jeep Grand Cherokee, N/A
  • Preset gap: do not adjust before installation
  • Follow the vehicle service manual for torque and removal procedures
  • Verify engine configuration notes, including dual-spark applications where listed

Quality Assurance

Bosch designs the OE Fine Wire Double Iridium line to meet OE-style fitment and performance expectations using iridium-based electrode technology and laser-welded construction. Part number 9654 is built for consistent ignition performance across the listed Chrysler, Dodge, and Jeep applications.

Related reading

This part fits 95 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypeLitersCylindersFuel TypePositionNotes
2010ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2009ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008Chrysler300AWD5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008Chrysler300RWD5.7LV8—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008ChryslerAspen—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeCharger—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeDurango—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeMagnum—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008JeepCommander—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2008JeepGrand Cherokee—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007Chrysler300AWD5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007Chrysler300RWD5.7LV8—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007ChryslerAspen—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeCharger—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeDurango—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeMagnum—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007JeepCommander—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2007JeepGrand Cherokee—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006Chrysler300AWD5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006Chrysler300RWD5.7LV8—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeCharger—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeDurango—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeMagnum—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006JeepCommander—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006JeepGrand Cherokee—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006JeepTJ—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2006JeepWrangler—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005Chrysler300AWD5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005Chrysler300RWD5.7LV8—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeDurango—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeMagnum—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeNeon—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005JeepGrand Cherokee—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005JeepLiberty—2.4LL4—N/ADo Not Gap, Gap is Preset; For Sustained High Speed Driving; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005JeepTJ—2.4LL4—N/ADo Not Gap, Gap is Preset; For Sustained High Speed Driving; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2005JeepWrangler—2.4LL4—N/ADo Not Gap, Gap is Preset; For Sustained High Speed Driving; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeDurango—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeNeon—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004JeepLiberty—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004JeepTJ—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2004JeepWrangler—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003ChryslerVoyager—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeGrand CaravanFWD3.3LV6GASN/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeNeon—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeRam 1500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeRam 2500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeRam 3500—5.7LV8—N/ADo Not Gap, Gap is Preset; with Dual Spark Plugs; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003JeepLiberty—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003JeepTJ—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2003JeepWrangler—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002ChryslerVoyager—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2002JeepLiberty—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2001ChryslerPT Cruiser—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2001ChryslerSebring—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2001ChryslerVoyager—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2001DodgeCaravan—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium
2001DodgeStratus—2.4LL4—N/ADo Not Gap, Gap is Preset; Original Center Electrode Material is Copper/Nickel; OE Fine Wire Double Iridium