{"product_id":"msd-7551","title":"Launch Rev Limiter Switch Box","description":"\u003cp\u003eThis handy controller lets you change the launch rpm setting instantly for last second chang­es in track conditions. They plug into the RS232 computer harness and have two rotary dials for adjustments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures \u0026amp; Benefits\u003c\/strong\u003e\u003cbr\u003eCan only be used with programmable MSD Ignition Controls and Accessories\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits:\u003c\/strong\u003e Change your launch rpm on the fly with this controller. No need to dive into the ProData Software. For use with Programmable Digital-7 Plus Ignition only.\u003c\/p\u003e","brand":"MSD","offers":[{"title":"Default Title","offer_id":44472051761217,"sku":"7551","price":268.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0740\/2500\/9217\/files\/e6e3fc12-9587-447b-9a1e-162007219fc0.jpg?v=1787624516","url":"https:\/\/www.theefistore.com\/products\/msd-7551","provider":"The EFI Store","version":"1.0","type":"link"}