Order line: 1-877-SSD-65TD
Just installed the exhaust system. 4 inch with the muffler delete pipe and 2.25 inch crossover pipe and hi temp gaskets. WOW what a difference in power and sound. Ive heard cummins powered trucks quieter than mine. Some people even ask if I did a Cummins...
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From: cody H.
walt you are the best the truck is undescriable now after the mods. snappy throttle great turbo wishtle just a vast improvement over anything i expected thanks a million
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From: John A.
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6.5TD C/K Trucks  >  Diesel Fuel Injection  >  DS4-5521 Injection Pump PACKAGE DEAL SPECIAL

SAVE $$$$$$ DS4-5521 Injection Pump Kit, complete with reman pump, install gasket kit, NEW PREMIUM PMD, #9 resistor, FSD Heat-Sync

DS4-5521 Injection Pump PACKAGE DEAL SPECIAL

DS4-5521 Injection Pump PACKAGE DEAL SPECIAL

Model: ssd-5521KIT $1,400.00 $1,075.00
Note: core deposit of $175.00 is required
United States and Canada - All Deliveries to the United States and Canada will be made by UPS. You will be quoted the shipping cost and presented with delivery options at the time of checkout. See our shipping calculator for more information.
International Customers - Review Shipping Policies
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Stanadyne electronic injection pump latest version model DS4-5521 completely remanufactured, upgraded and warranted by SSDiesel SupplyTM, a trusted name in 6.5TD solutions.

Fits all 1994-2000 GM 6.5 Turbo Diesels in C/K pick-up's, Yukons and Suburbans

94-2002 G/P vans (Express and Savana) and cab/chassis combination such as school buses, 96-2005 H1 HUMMERS require a ssd-001 FSD H eat Sync, NOT the ssd-006 supplied in this kit. There is a $50 adder to substitute a ssd-001 for the ssd-006 contained in this kit. PLEASE SPECIFY IF YOU HAVE A VAN WITH CENTER MOUNT TURBO

Our reman injection pumps feature all the latest upgrades. This package deal comes with a reman DS4-5521 pump, Install gasket kit ssd-306A, NEW PREMIUM PMD, #9 resistor and our FSD Heat Sync (ssd-006).

If you have a 94 truck, you MUST check the model of your current pump. If the model is a 5068, only a 5068 can replace it. This kit will not work.
Please call us if you have a 5068 pump. ALL other 1994 pump models are superceeded by the 5521. 1994 was the only year the 5068 was used, and usually only on some 3500 series trucks. PLEASE SPECIFY IF A SSD-5068 PUMP IS NEEDED OTHERWISE A SSD-5521 WILL BE SUPPLIED AND PUMPS ARE NOT RETURNABLE.

Note: This Package Deal Kit is only available complete as described, no partials.  Previous sales excluded. NO EXCEPTIONS!



Pumps are sold on an exchange basis and cores must be returned within 30 days.

Factory order item so you get the freshest stock and latest upgrades.

DS4-5521 Injection Pump PACKAGE DEAL SPECIAL


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