{"product_id":"haltech-nexus-s3-acura-rsx-2005-2006-plug-n-play-adapter-harness-kit-ht-651551","title":"Haltech Nexus S3 ECU \u0026 Acura RSX 2005-2006 Plug 'n' Play Adapter Harness Kit (HT-651551)","description":"\u003cp\u003e\u003cstrong\u003eThe RSX has more in it than the factory ECU was ever going to release.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Acura RSX is a capable platform, but factory engine management puts a ceiling on what's possible. 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 direct and immediate, not filtered through conservative factory mapping\u003c\/li\u003e\n\u003cli\u003eFuel and ignition timing calibrated precisely to your actual setup\u003c\/li\u003e\n\u003cli\u003eConsistent power delivery that doesn't change with heat or temperature\u003c\/li\u003e\n\u003cli\u003eIdle stability that's locked in regardless of ambient temperature\u003c\/li\u003e\n\u003cli\u003eA tune that actually reflects your build and your intentions for the car\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePlug-and-play fitment for 2005-2006 Acura RSX, 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 2005-2006 Acura RSX \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\u003e2005-2006 Acura RSX, Manual Transmission.\u003c\/p\u003e","brand":"Tuned By Shawn","offers":[{"title":"Default Title","offer_id":43447327686723,"sku":"HT-651551","price":2987.0,"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-acura-rsx-2005-2006-plug-n-play-adapter-harness-kit-ht-651551","provider":"Tuned by Shawn","version":"1.0","type":"link"}