No matter the condition of your 1966 Eldorado, OPGI has the Individual Gauges products you need to boost performance and get you back on the road. We currently carry 105 Individual Gauges items to choose from for your 1966 Eldorado, and our Price Match Guaranteed prices range from as little as $12.99 up to $897.99. OPGI offers Marshall Instruments plus two other trusted brands of Individual Gauges products for your 1966 Eldorado, to help you find quality parts you can rely on. With OPGI's 45-day return policy and five customer reviews, you can shop with the utmost confidence. Enjoy parts delivered directly to your home, or visit our sunny Southern California Showroom & Warehouse to check out our Individual Gauges items in person.
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