{"product_id":"blackhorse-racing-2-5-single-chamber-race-muffler-pair-center-in-out-7-body-aggressive-tone","title":"BLACKHORSE-RACING 2.5\" Single-Chamber Race Muffler Pair — Center In\/Out, 7\" Body, Aggressive Tone","description":"\u003cp\u003e\u003cstrong\u003eBLACKHORSE-RACING pair of single-chamber performance race mufflers — 2.5\" center inlet\/center outlet, 7\" body for a bold, track-ready exhaust note.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese universal race mufflers are built for drivers who want a compact, aggressive-sounding exhaust upgrade that fits many custom and bolt-on systems. Each muffler features a 7\" body with a 2.5\" center inlet and outlet, and an oval 4\" x 9\" shell that balances compact packaging with internal volume to produce a deep, race-inspired tone. Sold as a matched pair, they’re intended for performance builds, custom dual-exhaust routes, and track or show cars where sound and simplicity matter.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these mufflers affect vehicle sound and character?\u003c\/h3\u003e\n\u003cp\u003eThe single-chamber design prioritizes a raw, aggressive tone rather than quiet refinement. Expect a louder, deeper exhaust note under throttle with minimal interior damping, giving a race-like character that many enthusiasts prefer.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle-chamber core delivers a pronounced, throatier sound.\u003c\/li\u003e\n  \u003cli\u003e2.5\" center inlet\/outlet preserves flow for higher RPM response.\u003c\/li\u003e\n  \u003cli\u003eOval 4\" x 9\" body balances compact size with resonant volume.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these fit my exhaust system and how are they mounted?\u003c\/h3\u003e\n\u003cp\u003eThese are universal mufflers designed to adapt to a variety of custom and aftermarket systems. The straight 2.5\" center in\/center out configuration works well in many dual- or single-exit setups; installation typically requires clamps, welding, or adapter piping for a secure fit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2.5\" inlet\/outlet matches common aftermarket pipe sizes and adapters.\u003c\/li\u003e\n  \u003cli\u003e7\" body and 12\" overall length allow flexible placement in tight chassis areas.\u003c\/li\u003e\n  \u003cli\u003eMounting options: slip-fit clamp, welded joint, or custom hangers as needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical dimensions and construction details?\u003c\/h3\u003e\n\u003cp\u003eEach muffler has a compact 7\" cylindrical body with a 12\" total length from tip to tip, and uses a 4\" x 9\" oval outer shell to keep overall size small while retaining acoustic volume. The center inlet\/center outlet layout simplifies routing in many factory and aftermarket exhaust geometries.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBody length: 7\"; overall length: 12\" for straightforward placement.\u003c\/li\u003e\n  \u003cli\u003eInlet\/outlet diameter: 2.50\" center-to-center for consistent flow.\u003c\/li\u003e\n  \u003cli\u003eOuter shell: 4\" x 9\" oval for compact packaging and visual appeal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will these mufflers impact performance and maintenance?\u003c\/h3\u003e\n\u003cp\u003eDesigned primarily for sound and unrestricted flow, these race-style mufflers can reduce backpressure compared with restrictive factory units, which may aid throttle response on performance builds. They are low-maintenance parts but should be inspected for fit and corrosion depending on use and environment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFlow-oriented internals favor engine breathing under load.\u003c\/li\u003e\n  \u003cli\u003eDurability depends on installation method and exposure to elements.\u003c\/li\u003e\n  \u003cli\u003eRegular checks recommended after track use or aggressive driving.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: Enthusiasts building race-inspired or performance exhaust systems who want a compact, loud single-chamber muffler with straightforward 2.5\" connections. Ideal for custom dual-exhaust conversions, lightweight track cars, and street\/strip projects where aggressive sound and easy integration are priorities. Not intended for applications that require OEM noise suppression, emissions compliance, or quiet daily commuting.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these mufflers compatible with 2.5\" exhaust pipes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The mufflers have 2.5\" center inlet and outlet diameters designed to fit common 2.5\" pipes with clamps, adapters, or welding.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do these mufflers reduce backpressure for performance gains?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are flow-oriented and can lower backpressure versus restrictive stock units, which may aid throttle response on performance builds.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BLACKHORSE-RACING","offers":[{"title":"Default Title","offer_id":67586715058361,"sku":"B07K48293P","price":176.87,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/blackhorse-racing-front-view-pair.jpg?v=1790491133","url":"https:\/\/redleafauto.ca\/products\/blackhorse-racing-2-5-single-chamber-race-muffler-pair-center-in-out-7-body-aggressive-tone","provider":"Redleaf Auto","version":"1.0","type":"link"}