{"product_id":"dogfight-racing-dfr-chamber-nsr250r-1990-1999","title":"Dogfight Racing DFR Chamber – NSR250R (1990–1998)","description":"\u003cp data-start=\"162\" data-end=\"205\"\u003eForged through testing. Proven in motion.\u003c\/p\u003e\n\u003cp data-start=\"207\" data-end=\"352\"\u003eThe Dogfight Racing DFR chamber is developed from race data and real-world riding, refined through repeated testing on both circuit and street.\u003c\/p\u003e\n\u003cp data-start=\"354\" data-end=\"512\"\u003eBuilt to extract more from the NSR250R, it delivers stronger mid-range drive and extended over-rev—unlocking usable performance across the entire rev range.\u003c\/p\u003e\n\u003chr data-start=\"514\" data-end=\"517\"\u003e\n\u003cp data-start=\"519\" data-end=\"556\"\u003e\u003cstrong data-start=\"519\" data-end=\"530\"\u003eFitment\u003c\/strong\u003e\u003cbr data-start=\"530\" data-end=\"533\"\u003e• NSR250R (1990–1998)\u003c\/p\u003e\n\u003chr data-start=\"558\" data-end=\"561\"\u003e\n\u003cp data-start=\"563\" data-end=\"689\"\u003e\u003cstrong data-start=\"563\" data-end=\"579\"\u003eConstruction\u003c\/strong\u003e\u003cbr data-start=\"579\" data-end=\"582\"\u003e• Stainless steel chamber body\u003cbr data-start=\"612\" data-end=\"615\"\u003e• Carbon silencer\u003cbr data-start=\"632\" data-end=\"635\"\u003e• Aluminium flanges\u003cbr data-start=\"654\" data-end=\"657\"\u003e• Corrosion-resistant hardware\u003c\/p\u003e\n\u003chr data-start=\"691\" data-end=\"694\"\u003e\n\u003cp data-start=\"696\" data-end=\"835\"\u003e\u003cstrong data-start=\"696\" data-end=\"707\"\u003eDetails\u003c\/strong\u003e\u003cbr data-start=\"707\" data-end=\"710\"\u003e• Exhaust volume: 92 dB\u003cbr data-start=\"733\" data-end=\"736\"\u003e• Bolt-on installation – no modification required\u003cbr data-start=\"785\" data-end=\"788\"\u003e• Compatible with Gull-arm and Pro-arm setups\u003c\/p\u003e\n\u003chr data-start=\"837\" data-end=\"840\"\u003e\n\u003cp data-start=\"842\" data-end=\"1013\"\u003e\u003cstrong data-start=\"842\" data-end=\"857\"\u003ePerformance\u003c\/strong\u003e\u003cbr data-start=\"857\" data-end=\"860\"\u003e• Increased mid-range torque\u003cbr data-start=\"888\" data-end=\"891\"\u003e• Improved over-rev characteristics\u003cbr data-start=\"926\" data-end=\"929\"\u003e• Stronger, more linear power delivery\u003cbr data-start=\"967\" data-end=\"970\"\u003e• Developed for high-octane unleaded fuel\u003c\/p\u003e\n\u003chr data-start=\"1015\" data-end=\"1018\"\u003e\n\u003cp data-start=\"1020\" data-end=\"1172\"\u003e\u003cstrong data-start=\"1020\" data-end=\"1030\"\u003eDesign\u003c\/strong\u003e\u003cbr data-start=\"1030\" data-end=\"1033\"\u003e• Expansion chamber optimised to maximise output\u003cbr data-start=\"1081\" data-end=\"1084\"\u003e• Built from race-proven data and testing\u003cbr data-start=\"1125\" data-end=\"1128\"\u003e• Balanced for both street and circuit use\u003c\/p\u003e\n\u003chr data-start=\"1174\" data-end=\"1177\"\u003e\n\u003cp data-start=\"1179\" data-end=\"1328\"\u003e\u003cstrong data-start=\"1179\" data-end=\"1193\"\u003eKey Points\u003c\/strong\u003e\u003cbr data-start=\"1193\" data-end=\"1196\"\u003e• No cowl cutting or rearset modification required\u003cbr data-start=\"1246\" data-end=\"1249\"\u003e• Durable, rust-resistant construction\u003cbr data-start=\"1287\" data-end=\"1290\"\u003e• Designed for long-term reliability\u003c\/p\u003e\n\u003chr data-start=\"1330\" data-end=\"1333\"\u003e\n\u003cp data-start=\"1335\" data-end=\"1489\"\u003e\u003cstrong data-start=\"1335\" data-end=\"1344\"\u003eNotes\u003c\/strong\u003e\u003cbr data-start=\"1344\" data-end=\"1347\"\u003e• Designed for JDM – road compliance may vary\u003cbr data-start=\"1392\" data-end=\"1395\"\u003e• Specifications may change without notice\u003cbr data-start=\"1437\" data-end=\"1440\"\u003e• Instructions (if included) may be in Japanese\u003c\/p\u003e\n\u003chr data-start=\"1491\" data-end=\"1494\"\u003e\n\u003cp data-start=\"1496\" data-end=\"1528\" data-is-last-node=\"\" data-is-only-node=\"\"\u003ePerformance, without compromise.\u003c\/p\u003e","brand":"Dogfight","offers":[{"title":"Default Title","offer_id":52808693940503,"sku":"W-1644-008","price":2405.2,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0700\/9343\/9255\/files\/Untitled-2-2026-04-18T103210.162.png?v=1776465147","url":"https:\/\/bushidomotorcycles.nz\/products\/dogfight-racing-dfr-chamber-nsr250r-1990-1999","provider":"Bushido Motorcycles","version":"1.0","type":"link"}