MUFF 3 IN(O)/OUT(O)

The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Additional Information

40 Series Stainless Steel - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound

• Aggressive Sound Exterior Exhaust Tone
• Durable fully welded 409SS stainless steel
• Excellent Street/Strip and Off Road application
• Noticeable interior resonance

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Product Downloads

#	Document Type	Download
1.	Installation Instructions

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