Flowmaster 21-26 Chevrolet Tahoe 5.3L FlowFx Direct Fit Muffler

Your 5.3L feels a little too quiet for what it is, this is the upgrade that changes the experience without changing your routine. The Flow FX Direct Fit Muffler System delivers a deeper, more confident V8 tone with the simplicity and value of a direct fit replacement. It is the perfect first step for drivers who want a meaningful change without the complexity of a full system.

Additional Information

21-26 Tahoe, Yukon, Yukon XL, Suburban 5.3L Flow FX Direct Fit Muffler Factory Single (SOR) and Dual Exit (DOR)

• Backed by Flowmaster's Limited Liftemtime Warranty
• Deep, refined Flow FX tone engineered for 5.3L GM SUVs
• Max dyno gains of 7 hp and 5 lb-ft torque at the rear wheels
• Simplified Installation: Simple hand tools and no welding required
• Simplified Installation: Utilizes stock hanger location
• Tuned to minimize and eliminate unwanted in-cabin drone

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Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Photo - out of package

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information