{"product_id":"dk-custom-products-thunder-torque-inserts-insert-fits-2-diameter-and-larger-si-880-3045","title":"DK Custom Products Thunder Torque Inserts - Insert Fits 2\" Diameter \u0026 Larger Si…","description":"\u003cp\u003eDK Custom Products Thunder Torque Inserts are tuned exhaust restrictors that bolt into slip-on mufflers to increase low and mid-range torque while adjusting engine sound. Made in the USA with stainless steel studs and high-temp powder coat finish, they install via the existing baffle bolt hole with no modifications.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eIncreases low and mid-range torque\u003c\/li\u003e\n  \u003cli\u003eIncreased exhaust gas velocity and inertial scavenging\u003c\/li\u003e\n  \u003cli\u003eAdjustable sound volume and tone\u003c\/li\u003e\n  \u003cli\u003eStainless steel 5\/16\" studs\u003c\/li\u003e\n  \u003cli\u003eHigh-temp powder coat finish\u003c\/li\u003e\n  \u003cli\u003eE-Z installation into slip-on mufflers\u003c\/li\u003e\n  \u003cli\u003eAll hardware included\u003c\/li\u003e\n  \u003cli\u003ePatented technology\u003c\/li\u003e\n  \u003cli\u003eMade in USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e DK Custom Products\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e DK-TTI-158S\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 8 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 5 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 1 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.3 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits V-twin motorcycles with 2-inch diameter slip-on mufflers and a baffle bolt hole. Compatible with Harley-Davidson and Indian Motorcycle models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eHow do I install these inserts?\u003c\/h3\u003e\n\u003cp\u003eThey bolt directly into the end of your slip-on muffler using the existing baffle bolt hole — no modifications or additional holes required.\u003c\/p\u003e\n\u003ch3\u003eWill these work on my stock muffler?\u003c\/h3\u003e\n\u003cp\u003eThunder Torque Inserts are designed for slip-on mufflers with a baffle bolt hole. Check your muffler before ordering.\u003c\/p\u003e\n\u003ch3\u003eDo these really increase torque?\u003c\/h3\u003e\n\u003cp\u003eYes — they increase low and mid-range torque by restricting exhaust flow and improving scavenging. Results vary by engine size and tune.\u003c\/p\u003e\n\u003ch3\u003eCan I adjust the sound?\u003c\/h3\u003e\n\u003cp\u003eYes — the inserts are tuned to adjust both volume and tone compared to your unmodified slip-ons.\u003c\/p\u003e\n\u003ch3\u003eDo I need a tuner after installing these?\u003c\/h3\u003e\n\u003cp\u003eThunder Torque Inserts alone typically don't require remapping, but a tune can optimize performance depending on your other modifications.\u003c\/p\u003e","brand":"DK Custom Products","offers":[{"title":"Default Title","offer_id":53035932418159,"sku":"880-3045","price":102000.0,"currency_code":"COP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_0b9e8f33-875b-4a56-9adb-d3602b41e3e8.png?v=1779563744","url":"https:\/\/vtwinbikers.com\/en-co\/products\/dk-custom-products-thunder-torque-inserts-insert-fits-2-diameter-and-larger-si-880-3045","provider":"Vtwinbikers","version":"1.0","type":"link"}