{"product_id":"mbrp-armor-plus-quiet-tone-diesel-muffler-m1004s-4-inch-inlet-and-outlet-t409-stainless-steel","title":"MBRP Armor Plus Quiet Tone Diesel Muffler M1004S, 4-Inch Inlet and Outlet, T409 Stainless Steel","description":"Our high flow performance exhaust systems maximize exhaust flow so your engine keeps its cool with lower exhaust temperatures. Your reward will be greater fuel efficiency; more torque; more horsepower; and last but not least a sound that is pure MBRP.\nArmor Plus Quiet Tone Diesel Muffler; Round; 4 in. Inlet\/Outlet; Body L-24 in.; Overall L-30 in.; Diameter-6 in.; T409 Stainless Steel; 4.5 in. Outlet Diameter Tip;\nQuiet Tone Diesel Muffler, T409 Stainless Steel.\n\u003cul\u003e\n  \u003cli\u003eDual Core Technology for Optimal Flow. Perfect for On-Road Towing Applications as Cab Noise Is Greatly Reduced.\u003c\/li\u003e\n  \u003cli\u003eQuiet Tone Diesel Muffler\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe MBRP Armor Plus Quiet Tone Diesel Muffler, part number M1004S, is a universal performance exhaust component designed to improve exhaust flow while reducing unwanted cab noise. Its dual-core construction supports efficient exhaust movement, helping maintain lower exhaust temperatures and promoting improved towing performance, fuel efficiency, torque, and horsepower. The muffler also delivers the clean, controlled sound associated with MBRP exhaust systems.\u003c\/p\u003e\n\u003cp\u003eBuilt from durable T409 stainless steel, the MBRP M1004S is engineered for demanding on-road towing applications. The quiet-tone design helps reduce interior exhaust noise without unnecessarily restricting flow, making it a practical choice for diesel trucks that require both performance and improved driving comfort. Its round body and 4-inch inlet and outlet configuration allow installation in compatible custom or replacement exhaust systems.\u003c\/p\u003e\n\u003cp\u003eThis universal muffler includes a 4.5-inch outlet diameter tip and is intended for applications where the exhaust system is configured to accept the listed inlet and outlet size. Professional installation is recommended to verify clearance, connection points, and compatibility with the vehicle’s existing exhaust components. No vehicle-specific fitment information was provided; confirm application requirements before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s Included:\u003c\/strong\u003e One MBRP Armor Plus Quiet Tone Diesel Muffler with integrated outlet tip.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDual-core technology: Supports optimal exhaust flow while helping reduce cab noise.\u003c\/li\u003e\n\u003cli\u003eQuiet-tone design: Provides a more controlled exhaust sound for improved on-road towing comfort.\u003c\/li\u003e\n\u003cli\u003eT409 stainless steel construction: Delivers durable corrosion resistance for demanding automotive use.\u003c\/li\u003e\n\u003cli\u003eUniversal performance fit: Uses a 4-inch inlet and outlet configuration for compatible custom and replacement exhaust systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003etable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }\u003c\/style\u003e\n\u003ctable class=\"productattributes\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd\u003eAir Freight Prohibited: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eNot Carb Approved: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eLtl Freight Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eProp 65: Y\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003ePart Type: automotive\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eEpa: N\/A\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eCarb Acknowledgement Required: false\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eRegular Stock: t\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eUnits Per Sku: 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cbr\u003e","brand":"MBRP","offers":[{"title":"Default Title","offer_id":67593866903804,"sku":"M1004S","price":272.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0641\/6518\/3740\/files\/077c4a864aedf75af308bd5bcf7cd962.jpg?v=1790548774","url":"https:\/\/diycustoms.store\/products\/mbrp-armor-plus-quiet-tone-diesel-muffler-m1004s-4-inch-inlet-and-outlet-t409-stainless-steel","provider":"diycustoms.store","version":"1.0","type":"link"}