DS427 Remax Distributors & Components This Remax Part Number Replaces LAND ROVER RTC3990 Remax has been established to provide its customers with high quality auto electrical parts. We pride ourselves on the select sourcing of premium quality and reliable products. We thoroughly test all our Remax products and wherever possible try to source our products from the EU. If this is not possible, we apply our high standards and tests to products from around the world.