
Upgrade your truck’s performance with the MBRP FS9455 SS Turbo Downpipe, designed to deliver superior exhaust flow and reduce exhaust gas temperatures (EGTs) for your vehicle. Constructed from durable 4-inch 16-gauge T409 stainless steel, this downpipe offers significantly improved exhaust flow compared to the stock 3-inch ID dual-wall pipe, allowing your engine to breathe more efficiently. The result is enhanced power, lower EGTs, and improved overall performance.
The 2-piece design of this downpipe makes installation straightforward, and it fits directly to the OEM catalytic converter and DPF, ensuring a hassle-free upgrade. Built for durability and precision, the MBRP FS9455 is the perfect choice for those looking to replace their stock downpipe with a high-quality, performance-focused solution.
Key Features:
- 4-Inch T409 Stainless Steel Construction for superior durability and corrosion resistance.
- Increased Exhaust Flow over the stock 3-inch ID dual-wall pipe for improved performance.
- Decreases EGTs to help protect your engine and enhance power output.
- 2-Piece Design for easy, straightforward installation.
- Direct Fit to OEM catalytic converter and DPF for a hassle-free upgrade.
Boost your truck’s performance and efficiency with the MBRP FS9455 SS Turbo Downpipe, engineered for those who demand better power and easier installation.

Upgrade your truck’s performance with the MBRP FS9455 SS Turbo Downpipe, designed to deliver superior exhaust flow and reduce exhaust gas temperatures (EGTs) for your vehicle. Constructed from durable 4-inch 16-gauge T409 stainless steel, this downpipe offers significantly improved exhaust flow compared to the stock 3-inch ID dual-wall pipe, allowing your engine to breathe more efficiently. The result is enhanced power, lower EGTs, and improved overall performance.
The 2-piece design of this downpipe makes installation straightforward, and it fits directly to the OEM catalytic converter and DPF, ensuring a hassle-free upgrade. Built for durability and precision, the MBRP FS9455 is the perfect choice for those looking to replace their stock downpipe with a high-quality, performance-focused solution.
Key Features:
4-Inch T409 Stainless Steel Construction for superior durability and corrosion resistance.
Increased Exhaust Flow over the stock 3-inch ID dual-wall pipe for improved performance.
Decreases EGTs to help protect your engine and enhance power output.
2-Piece Design for easy, straightforward installation.
Direct Fit to OEM catalytic converter and DPF for[...]
Upgrade your truck’s performance with the MBRP FS9455 SS Turbo Downpipe, designed to deliver superior exhaust flow and reduce exhaust gas temperatures (EGTs) for your vehicle. Constructed from durable 4-inch 16-gauge T409 stainless steel, this downpipe offers significantly improved exhaust flow compared to the stock 3-inch ID dual-wall pipe, allowing your engine to breathe more efficiently. The result is enhanced power, lower EGTs, and improved overall performance.
The 2-piece design of this downpipe makes installation straightforward, and it fits directly to the OEM catalytic converter and DPF, ensuring a hassle-free upgrade. Built for durability and precision, the MBRP FS9455 is the perfect choice for those looking to replace their stock downpipe with a high-quality, performance-focused solution.
Key Features:
- 4-Inch T409 Stainless Steel Construction for superior durability and corrosion resistance.
- Increased Exhaust Flow over the stock 3-inch ID dual-wall pipe for improved performance.
- Decreases EGTs to help protect your engine and enhance power output.
- 2-Piece Design for easy, straightforward installation.
- Direct Fit to OEM catalytic converter and DPF for a hassle-free upgrade.
Boost your truck’s performance and efficiency with the MBRP FS9455 SS Turbo Downpipe, engineered for those who demand better power and easier installation.