AcuraPartsWarehouse.com offers the wholesale prices for genuine 2019 Acura TLX parts. Parts like Engine Assy. - Transmission Assy. are shipped directly from authorized Acura dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Body & Trim: 4 Door 24TC+A (L4 A-SPEC). Emission & Transmission: KA DCT.