Stellars specially designed BMW relays are a must for anyone who wishes to add power accessories to their BMW, Stellars BMWRA relays make adding parking light confirmation or starter kill to your factory or after-market BMW Keyless Entry System (Such as Stellars BMW45 Series) quick and easy, The heavy-duty construction and double-pull double-throw spring loaded switch system makes Stellars BMWRA the finest BMW Relay on the market, Each BMWRA comes with a limited LIFETIME WARRANTY, SKU: DSD443121