injector nozzles will give you 125 plus horsepower at the
wheels and are the biggest street driven injector recommended.
We do not recommend using these nozzles on a stock truck.
An upgraded turbo and fuel supply system is recommended. With
a box and turbo, these nozzles are capable of 520 rear wheel
will increase over stock with these injectors. You will likely
see 1-2 miles per gallon after your excitement wears off.
with these injectors is a set of copper washers and a core
form. Please fill out the core form and return it to DDP with
note that some 98.5 trucks will need connector tubes. If your
engine serial number is lesser than 56462598, you will be
required to purchase them or your new injectors will not seal
this product is covered by our 1 year unlimited mileage warranty
and our 30 day money back guarantee.