Click here for Hummer Performance testing data. 

Stage 1  Package up to 25Hp  w/ increased Fuel Mileage !

Stage 1B Package up to 45Hp w/ increased Fuel Mileage !

Stage 2  Package up to 60 Hp w/ increased Fuel Mileage !!

Stage 2B  Package up to 85 Hp w/ increased Fuel Mileage !!!

For 500 HP H2 Bolt-on Package Click Here !!!

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2003 Hummer H2

2003 Hummer H2 8.5 Spark Plug Wires

MSD 8.5 Super Conductor spark plug wires.

* 40-50 ohms per foot of resistance

*High EMI suppression abilities

* Tough silicone/synthetic sleeve

* Durable, extra thick plug boots

* Dual Crimp terminals grip the wire and conductor

Part# 400-385   2003 Hummer H2  8.5 Spark Plug Wires                              $89.99

 


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