Muffler Exhaust System for Toyota Tundra (2007-2011) 4.0L 4.7L 146" Wheelbase

Direct-Fit Muffler Exhaust System for 2007-2011 Toyota Tundra (XK50)

What it Does: The Muffler Exhaust System replaces the corroded or blown factory exhaust on 2007-2011 Toyota Tundra trucks to eliminate exhaust leaks, restore OEM decibel levels, and maintain proper backpressure.

The Stock Toyota Tundra Exhaust Corrosion and Baffle Breakdown

Factory exhaust tubing and silencers on the XK50 platform suffer severe degradation from thermal cycling and prolonged exposure to road salts and condensation. Over time, internal baffles fail and cause irritating cabin drone, rattling, and disrupted exhaust scavenging. More critically, rusted-out seams, broken hanger welds, and compromised intermediate joints leak carbon monoxide dangerously close to the cab while degrading overall engine efficiency.

The Engineering Solution

Engineered as a direct bolt-in replacement for worn factory assemblies, this system is fabricated from durable 409 stainless steel for superior heat cycling tolerance and long-term rust resistance. Mandrel-bent piping ensures continuous cross-sectional diameter without flow-choking crush bends, maintaining optimal exhaust gas velocity for the 1GR-FE and 2UZ-FE platforms. The chambered muffler is tuned specifically to restore factory-level acoustic attenuation without restricting scavenging. Precision-located flange connections and factory-matched hanger points ensure a secure install matching OEM reference DAT000000609 without any cutting or welding.

What's Included

• 1 Muffler and pipe assembly
• Intermediate pipe
• Tailpipe
• Exhaust clamps
• Flange gaskets
• Mounting hardware

Technical Specifications

Compatibility

• 2007-2011 Toyota Tundra 4.0L V6 (146-inch Wheelbase)
• 2007-2011 Toyota Tundra 4.7L V8 (146-inch Wheelbase)

Frequently Asked Questions & Fitment Warnings

Does this fit the XK50 Tundra?

Yes, this is a direct fit for the 2007-2011 Toyota Tundra equipped with the 1GR-FE 4.0L or 2UZ-FE 4.7L engine. This unit will NOT fit 126-inch or 164-inch wheelbase configurations, nor will it fit models equipped with the 5.7L V8 engine.

Is welding or pipe expansion required during installation?

No, this assembly is engineered to bolt directly to factory hanger locations using the included hardware and clamps.

The Toyota Truck Caliber

Sustained towing and heavy bed loads generate intense exhaust gas temperatures on the XK50 chassis, making commercial-grade 409 stainless steel vital for long-term structural integrity and steady low-end torque retention.