{"product_id":"haltech-nexus-s2-scion-xa-scion-xb-more-2003-2005-plug-n-play-adapter-harness-kit-ht-651132","title":"Haltech Nexus S2 ECU \u0026 Scion xA | Scion xB \u0026 more 2003-2005 Plug 'n' Play Adapter Harness Kit (HT-651132)","description":"\u003cp\u003e\u003cstrong\u003eThe xA 1NZ-FE is a light, efficient engine that gets overlooked for standalone ECU builds, and this harness is why you don't have to.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Scion xA 1NZ-FE is a well-sorted platform with a loyal following, but the factory ECU limits what's accessible for serious modifications. 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\u003eFuel and ignition timing calibrated precisely to your actual setup\u003c\/li\u003e\n\u003cli\u003eIdle stability that's consistent regardless of temperature\u003c\/li\u003e\n\u003cli\u003eEngine behavior that reflects your modifications accurately\u003c\/li\u003e\n\u003cli\u003eA foundation your tuner can properly build from\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePlug-and-play fitment for 2003-2005 Scion xA 1NZ-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\u003eBuilt specifically for this vehicle's connector layout with OEM-spec connectors and correct wire gauge throughout. Your factory harness stays completely untouched and the car can return to stock at any time. The Haltech Nexus takes full engine control once installed, giving your tuner a clean vehicle-specific foundation to build a proper map from.\u003c\/p\u003e\n\u003ch4\u003eKit Includes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x Boomslang PNP wiring harness for 2003-2005 Scion xA 1NZ-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\u003e2003-2005 Scion xA \/ 2003-2005 Scion xB \/ 2003-2005 Toyota Corolla 1ZZ-FE FWD \/ 2003-2005 Toyota Matrix 1ZZ-FE FWD, Manual Transmission.\u003c\/p\u003e","brand":"Tuned By Shawn","offers":[{"title":"Default Title","offer_id":43447248093251,"sku":"HT-651132","price":2707.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0064\/7754\/5539\/files\/nexus_S2.webp?v=1782228020","url":"https:\/\/www.tunedbyshawn.com\/products\/haltech-nexus-s2-scion-xa-scion-xb-more-2003-2005-plug-n-play-adapter-harness-kit-ht-651132","provider":"Tuned by Shawn","version":"1.0","type":"link"}