With so much choice on second hand cars why go anywhere else? Get the best prices and widest choice on quality used cars in Warminster, contact us today! With an extensive range of second hand cars featuring all makes and models, Colliss Motors Ltd can provide the right car at the right price. Welcome to Colliss Motors Ltd, offering huge savings on used cars in Warminster, Wiltshire. Used car sales of Warminster Welcome to Colliss Motors Ltdįamily run business selling quality used cars & a professional service since 1978.