Dfuser Motorsports ECU to Engine & Fuel Injection Harness Package Model_Silverado 2500 4x9 S&B air filter Red

4x9 S&B air filter Red Oil

ISO 5011 TEST RESULTS (CAPACITY): The amount of dust held before the air filter must be replaced or serviced

When to use the Box Plug

Expect gains of 12-15 WHP and torque with this simple bolt-on application

while that may not sound like a lot

Dfuser Motorsports ECU to Engine & Fuel Injection Harness Package Model_Silverado 2500 4x9 S&B air filter Red**Please Note: This item is on backorder until end of July 2026.** The 1999 and 2000 Miata is now over 20 years old. The factory harnesses will fail due to age. Replace them before it costs you a race. ECU to Engine Harness Features: Brand New Engine to ECU Harness, not refurbished. Built identical to the Mazda Harness. Does not work on California emissions specific cars. 2 Year Warranty against Defects. Fuel Injection Harness Features: Brand New Fuel