{"product_id":"haltech-nexus-s3-toyota-mr2-spyder-2000-2005-plug-n-play-adapter-harness-kit-ht-651018","title":"Haltech Nexus S3 ECU \u0026 Toyota MR2 Spyder 2000-2005 Plug 'n' Play Adapter Harness Kit (HT-651018)","description":"\u003cp\u003e\u003cstrong\u003eThe MR2 Spyder is genuinely entertaining to drive stock, and with the right tune it gets better.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Toyota MR2 Spyder 1ZZ-FE ZZW30 platform is light, balanced, and responsive, and the factory ECU is the one thing limiting how precise the engine management can be. The \u003cstrong\u003eTuned By Shawn PNP Wiring Harness Kit for the Haltech Nexus\u003c\/strong\u003e connects directly to your factory harness without any permanent modifications, giving the Haltech Nexus full standalone engine control. No cutting, no splicing, fully reversible.\u003c\/p\u003e\n\u003ch4\u003eAdvantages\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eThrottle response that's crisp and direct, not filtered through conservative factory logic\u003c\/li\u003e\n\u003cli\u003ePower delivery that's consistent all the way through the rev range\u003c\/li\u003e\n\u003cli\u003eFuel trims that are stable and accurate instead of constantly hunting\u003c\/li\u003e\n\u003cli\u003eEngine behavior that makes a light car feel even more alive\u003c\/li\u003e\n\u003cli\u003eA tune calibrated to what you're actually running, not Toyota's average\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePlug-and-play fitment for 2000-2005 Toyota MR2 Spyder 1ZZ-FE, manual transmission\u003c\/li\u003e\n\u003cli\u003eCompatible with Haltech Nexus R3, R5, S2, and S3 ECUs\u003c\/li\u003e\n\u003cli\u003eNo cutting or splicing of factory wiring\u003c\/li\u003e\n\u003cli\u003eOEM-quality connectors, USA-built by Boomslang Fabrication\u003c\/li\u003e\n\u003cli\u003eFully reversible, factory harness preserved\u003c\/li\u003e\n\u003cli\u003eFor competition and off-road use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThe Details\u003c\/h4\u003e\n\u003cp\u003eThe MR2 Spyder's rear-mounted engine demands a clean, compact installation, and the Boomslang harness is built for exactly that. Routes from the factory ECU connector to the Haltech Nexus without permanent changes. Built for the 2005 Spyder connector layout specifically.\u003c\/p\u003e\n\u003ch4\u003eKit Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x Boomslang PNP wiring harness for 2000-2005 Toyota MR2 Spyder 1ZZ-FE\u003c\/li\u003e\n\u003cli\u003eHaltech Nexus ECU sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003cp\u003e2000-2005 Toyota MR2 Spyder, Manual Transmission.\u003c\/p\u003e","brand":"Tuned By Shawn","offers":[{"title":"Default Title","offer_id":43447230300227,"sku":"HT-651018","price":3107.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0064\/7754\/5539\/files\/HT-213301_00BFv2.png?v=1782007150","url":"https:\/\/www.tunedbyshawn.com\/products\/haltech-nexus-s3-toyota-mr2-spyder-2000-2005-plug-n-play-adapter-harness-kit-ht-651018","provider":"Tuned by Shawn","version":"1.0","type":"link"}