{"product_id":"classic-instruments-classic-instruments-tachometer-filter","title":"Classic Instruments Classic Instruments Tachometer Filter","description":"The SN20 is a low pass filter., This filter allows signals of valid tachometer frequencies to pass through to the gauge while blocking high frequency interference., This filter would be helpful if you have interference on the tachometer\u0026amp;rsquo,s signal which is causing erratic behavior on your tachometer.\u003cp\u003e\u003cbr\u003eShop high-quality truck parts, auto parts, and performance accessories engineered for strength, reliability, and a precise fit. Each component we carry is carefully vetted for durability, safety, and real-world performance—meeting or exceeding OEM standards. Whether you’re replacing worn parts, upgrading suspension systems, or adding off-road equipment, Truck \u0026amp; Auto Parts Store provides trusted OEM and aftermarket brands designed to handle the demands of trucks, SUVs, and 4x4s. With expert support, fast U.S. shipping, and a commitment to customer satisfaction, you can order with confidence knowing every product delivers dependable performance on the road and off.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Classic Instruments","offers":[{"title":"Default Title","offer_id":51442643435736,"sku":"DTVM_SN20","price":34.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0684\/3180\/6680\/files\/sn20.jpg?v=1772679566","url":"https:\/\/www.truckandautopartsstore.com\/products\/classic-instruments-classic-instruments-tachometer-filter","provider":"Truck \u0026 Auto Parts Store","version":"1.0","type":"link"}