Seller notes

Fits For Cummins Engines 4BT 3.9L with A-Pump Easy to install Brand New & High Quality Full Set of Fuel Rail Injector Lines Professional manufacturing with stable performance for long time to use 12mm fittings on every end Don't fit for engines with 14mm injectors, 14mm pump outlet, engines with VE Rotary style pumps, or P-pumps Please Use a 17mm wrench for the line nuts Note: Please compare your original part with our product display pictures, make sure they have the same OE number,same pattern...

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