MBRP S6240409 STAINLESS STEEL 4" TURBO BACK EXHAUST – 2003–2007 FORD F-350/F-450/F-550 6.0L CAB & CHASSIS

Upgrade your 2003–2007 Ford F-350/F-450/F-550 6.0L Cab & Chassis with the MBRP S6240409. This XP Series, T409 stainless 4" turbo-back system delivers lower EGTs, a deeper exhaust note, and long-term durability with a single side exit design. Retains the stock catalytic converter and includes a 3.5" downpipe and 5" OD tip.

Fitment

• 2003, 2004, 2005, 2006, 2007 Ford F-350/F-450/F-550 Cab & Chassis (6.0L Power Stroke)
• Configuration: Turbo-back, single side exit
• Material: T409 stainless steel (XP Series)
• Downpipe: 3.5"
• Tip: 5" OD included
• Uses the stock catalytic converter; not for sale in California

Highlights

• Mandrel-bent 4" tubing for airflow and reduced EGTs
• Direct bolt-on to OEM hangers; clamps and hardware included
• Deep, tuned MBRP sound without harsh drone
• Rugged 16-gauge T409 for tough environments

Cross-Reference / Alternatives (MBRP-only)

Shopping similar MBRP systems for 6.0L Super Duty pickups or alternate materials/sizes?

• MBRP S6240AL – 4" Turbo-Back, Aluminized (Cab & Chassis)
• MBRP S6212409 – 4" Turbo-Back, T409 Stainless (F-250/F-350 EC/CC)
• MBRP S6212SLM – 4" Turbo-Back, T409, No Muffler (F-250/F-350 EC/CC)
• MBRP S6208409 – 4" XP Series Cat-Back, T409 (F-250/F-350 EC/CC)
• MBRP S6208AL – 4" Installer Series Cat-Back, Aluminized (F-250/F-350 EC/CC)

Notes

• Surface rust may develop on T409 stainless over time (cosmetic; typical of T409).
• Always verify local emissions compliance for your intended use.

FAQ

No—S6240409 is engineered for Cab & Chassis F-350/F-450/F-550. For pickup models, see the F-250/F-350 alternatives listed above.

Yes, it includes a muffler and a 5" OD tip. If you want a no-muffler option for pickup applications, consider S6212SLM.

Installation is bolt-on to OEM hangers with supplied clamps and hardware.

No. The product page indicates this system is not for sale in California.