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How to Install RedRock 4x4 Black Stainless Cutout Grille on your Mustang

Installation Time

3 hours

Tools Required
  • 4mm Wrench
Extreme Terrain
Shop Parts in this Guide


Carefully read the instructions before attempting to install this product. The manufacturer is in no way responsible for any damage to the vehicle or personal injury that may occur during the installation or use of this product. NOTE: During shipping product might loose its convex shape or the bars may bend slightly. In order to get a proper fit, product might need to be re-shaped slightly by bending it BY HAND to regain its convex shape. Be careful not to damage the Billet Grille when bending.


1 – Grille (1 piece) 
12 – Flat Washer. Fig 1a
12 – M4 Flange Nuts. Fig 1b


1. Inspect product and check components with items listed above.

2. Pop Hood, remove plastic shroud at the top and set fasteners aside.

3. Optional: Using factory instructions, remove the entire front grille shell (as pictured in all Figures).

4. Position the Grille onto grille shell cavity (Figure 2).

Optional. For a cleaner installation you can cut the 6 vertical bars on the factory grill otherwise install your new mesh grill on top without cutting.

5. Mark locations for drilling on the shell under the screws. Then drill holes on those locations.

6. Attach the Grille to the shell by inserting the screws through the shell; secure them with Metal Brackets and Flange Nuts provided (Figure 3).

7. Reinstall the plastic shroud with the fasteners removed in Step 2.

This Completes the installation