How to Install MBRP Pro Series 4 in. Cat-Back Exhaust System - Single Side Exit on your F-150

Removal of Stock System:

1. Apply a penetrating lubricant liberally to all exhaust fasteners, hangers and rubber insulators.

2. Loosen the flange located behind the “Y” pipe. Refer to Figure 1.

3. Loosen the clamp located in front of the muffler. Refer to Figure 2.​

4. Remove the hangers from the rubber insulators and remove the exhaust from the vehicle. If a hoist or hydraulic lift is not being used the tail pipe may need to be cut to clear the rear axle. Refer to Figure 3.

Installation of MBRP Inc. Performance Exhaust:

1. Install the Front Pipe to the existing flange using the fasteners provided. Refer to Figure 4.

2. Slide a 3” Clamp over the Front Pipe and install the Extension Pipe onto the Front Pipe. Install the 3” Hanger Clamp loosely to the Extension Pipe (or Front Pipe if the Extension Pipe is not required) and place the hanger into the foremost existing rubber insulator. Refer to Figure 5.

3. Slide a 3” Clamp over the Extension Pipe or Front Pipe as required to attach the Muffler. Insert the Muffler hanger in to the existing rubber insulator. Refer to Figure 6.

4. Loosely install the Over Axle Pipe connecting it to the Muffler outlet using a 3” Clamp. Refer to Figure 7.

5. Attach the expanded end of the Tail Pipe and connect it to the Over Axle Pipe using a 3” Clamp. Slide the Tail Pipe hanger into the factory rubber insulator. Refer to Figure 8.

6. Install and adjust the Exhaust Tip to suit. Tighten the lock bolt on the Exhaust Tip. Refer to Figure 9.

7. Align the exhaust as required. Starting at the front of the exhaust tighten all clamps and connections.

8. Check along the whole length of the exhaust system to ensure that there is adequate clearance around the spare tire, fuel and brake lines or any wiring. If any interference is detected relocate or adjust.

Congratulations! You are ready to begin experiencing the improved power, sound and driving excitement of your MBRP Inc. performance exhaust system. We know you will enjoy your purchase.