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2004.5-2005 GM 2500/3500 Fuel System

209 products
Regular price $59.85
Sale price $59.85
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Fleece Performance 12in High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts)
Regular price $36.89
Sale price $36.89
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Anodized billet aluminum Y-fitting with barbed ends for pushlock hose. 
Regular price $56.45
Sale price $56.45
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High Pressure Fuel Line (8mm x 3.5mm Line, M14x1.5 Nuts) Fabricators and Engine Builders, here are the fuel lines you've been looking for at an affordable price. Don't mess with bending factory lin...
Regular price $1,999.00
Sale price $1,999.00
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The Fleece Performance Duramax 10mm stroker CP3 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only will it supp...
Regular price $1,299.00
Sale price $1,299.00
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The Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing fuel flow and...
Regular price $799.00
Sale price $799.00
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The PowerFlo lift pump is the latest OEM replacement performance lift pump from the diesel experts at Fleece Performance.  The PowerFlo is the only in-tank lift pump capable of supporting up to 800...