BD Diesel P7100 AFC Spring Kit (1040181) for 1994-1998 Cummins 5.9L

$72.95Purchase & earn 72 points!

The BD Diesel P7100 AFC Spring Kit (1040181) is a performance upgrade for 1994–1998 Dodge Ram trucks with the 5.9L Cummins 12-valve engine and Bosch P7100 pump. It enhances throttle response and fuel delivery by optimizing the AFC system, improving horsepower and torque—especially in modified engines—while maintaining drivability and efficiency.

8 People watching this product now!
Description

The BD Diesel P7100 AFC Spring Kit (1040181) is a performance-enhancing upgrade designed specifically for 1994–1998 Dodge Ram trucks equipped with the 5.9L Cummins 12-valve engine and the Bosch P7100 injection pump. This kit is engineered to improve throttle response and fuel delivery by optimizing the function of the AFC (Air Fuel Control) system. By adjusting the pre-load on the AFC spring and allowing for more precise control of fuel metering, the kit helps unlock added horsepower and torque, particularly in modified or performance-tuned applications. Ideal for enthusiasts looking to maximize the potential of their Cummins diesel engine, the BD Diesel AFC Spring Kit delivers reliable performance improvements while maintaining drivability and fuel efficiency.

Additional information
Weight 0.3 lbs
Dimensions 5.1 × 4.6 × 3.6 in
Fitment

Fitment

1994-1998 Cummins 5.9L

Includes

Includes

  • Medium tension AFC Spring
  • Light tension AFC spring
  • Short, medium, and long break-off screws, M6 x 1.0 thread
  • Short, medium, and long button-head Allen screws
  • M6 x 1.0 thread.3 & 4 mm Allen wrenches
Installation

Installation

WARRANTY

Parts

  • 12-Months
  • 12,000 Miles
Warning

Warning

This product CANNOT be shipped to California!

About brand
BD Diesel Performance is a diesel performance manufacturer focused on reliability and towing performance. The company designs parts that improve durability, power delivery, and vehicle control. BD Diesel products support daily driving, heavy towing, and work-ready diesel trucks. BD Diesel engineers turbochargers, exhaust brakes, transmission upgrades, and fuel system components. Their products help manage heat, control exhaust flow, and protect drivetrain parts. These upgrades improve drivability under load and during long pulls. Diesel owners trust BD Diesel for proven solutions. Whether upgrading a tow rig or improving reliability, BD Diesel delivers parts built for real-world use.
Shipping & Delivery