FAP Back Milltek Land Rover Defender L663 - Full Muffler Black Cerakote - No Primary - 4 GT 90mm Outlets - Chassis 110

Milltek Sport FAP-back exhaust system for Land Rover Defender L663

On the Land Rover Defender L663, the original exhaust is designed for quiet running and regulations. This Milltek Sport stainless steel FAP-back system gives the engine its voice back with a refined, full, deep tone, the kind that built the reputation of the British marque.

Technical specifications

• Milltek part number: SSXLR257
• Part type: FAP-back exhaust system
• Details: FAP Back - Full muffler black Cerakote - Without primary muffler - 4 GT 90mm outlets black Cerakote
• Tube diameter: 70 mm (2.75 in)
• Outlets: 4 GT 90mm outlets
• Tip finish: black Cerakote (high-temperature ceramic)
• Fitting information: Full black Cerakote muffler - Uses the original valve actuators
• Material: aerospace-grade stainless steel
• Manufacturer: Milltek Sport (UK)

Compatible vehicles

• Land Rover Defender L663 5.0i V8 525 hp (Chassis 110, 2021-2025, with DPF)

Not sure about compatibility with your vehicle? Contact us with your VIN before ordering.

Our most frequently asked questions

• Fitment: the system uses the original mounting points. A repair shop with the right equipment typically fits it in one to two hours.

Why choose Milltek Sport?

Milltek Sport designs and manufactures its exhausts in England, with mandrel-bent tubing to preserve internal diameter and a fit developed on the vehicle. Result: a clean installation, no modification needed, and a tone tuned to remain pleasant for everyday driving.