{"product_id":"dhm-186cc-big-bore-ecu-reflash-service-honda-grom-monkey","title":"DHM 186cc Big Bore ECU Reflash Service – Honda Grom \u0026 Monkey","description":"\u003ch2\u003eDHM 186cc Big Bore ECU Reflash – Honda Grom \u0026amp; Monkey\u003c\/h2\u003e\u003cp\u003eAlready running a 186cc 2-valve big bore kit and need a tune to match? This is the dedicated DHM ECU reflash for the 186cc build — the same tune that produces \u003cstrong\u003e16.5 HP and 14.5 ft-lbs of torque\u003c\/strong\u003e when paired with the 186cc kit, a PCX150 injector, and an upgraded intake and exhaust.\u003c\/p\u003e\u003cp\u003eSend in your ECU for a mail-in flash, or add a pre-flashed core ECU to avoid any downtime. If you have modifications beyond the standard 186cc setup, contact us before ordering to confirm compatibility.\u003c\/p\u003e\u003ch3\u003ePerformance Output\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003e16.5 HP\u003c\/strong\u003e and \u003cstrong\u003e14.5 ft-lbs of torque\u003c\/strong\u003e (with 186cc kit + PCX150 injector + intake\/exhaust)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eRequirements\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e186cc 2-valve big bore kit (already installed)\u003c\/li\u003e\n\u003cli\u003eOEM Honda PCX150 fuel injector\u003c\/li\u003e\n\u003cli\u003eUpgraded intake and exhaust\u003c\/li\u003e\n\u003cli\u003eStock narrowband O2 sensor installed and plugged in\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOptions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMail-In or Onsite ECU Flash — $149\u003c\/strong\u003e — Send your ECU in; flashed and returned fast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2014–2015 Grom Pre-Flashed ECU\u003c\/strong\u003e — Core ECU included, pre-flashed and ready to install\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2017–2020 Grom Pre-Flashed ECU\u003c\/strong\u003e — Core ECU included, pre-flashed and ready to install\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2019–2021 Monkey Pre-Flashed ECU\u003c\/strong\u003e — Core ECU included, pre-flashed and ready to install\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHonda Grom OG (2014–2015)\u003c\/li\u003e\n\u003cli\u003eHonda Grom SF (2017–2020)\u003c\/li\u003e\n\u003cli\u003eHonda Monkey 1st Gen (2019–2021)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNeed a full 186cc kit?\u003c\/strong\u003e See the \u003ca href=\"https:\/\/howlingmoto.com\/products\/dhm-186cc-big-bore-kit-honda-grom\"\u003eDHM 186cc All-Inclusive Big Bore Kit\u003c\/a\u003e.\u003c\/p\u003e","brand":"DHMotoring","offers":[{"title":"mail-in or onsite ECU Flash","offer_id":43115605852401,"sku":"dhm-186-flash","price":149.0,"currency_code":"USD","in_stock":true},{"title":"2014-2015 Grom ECU preflashed","offer_id":43115605885169,"sku":"","price":434.07,"currency_code":"USD","in_stock":false},{"title":"2017-2020 Grom ECU preflashed","offer_id":43115605917937,"sku":"","price":296.6,"currency_code":"USD","in_stock":false},{"title":"2019-2021 Monkey ECU preflashed","offer_id":43115605950705,"sku":"","price":317.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/products\/dhmotoring-electronics-mail-in-or-onsite-ecu-flash-dhm-186cc-ecu-reflash-service-dhm-186-flash-05852401-30248418509041.webp?v=1773628707","url":"https:\/\/howlingmoto.com\/products\/dhm-186cc-big-bore-ecu-reflash-service-honda-grom-monkey","provider":"Howling Moto","version":"1.0","type":"link"}