ACDelco Ultra Fuel Injectors

Brand: ACDelco | Part #ENG-163781

Category: Engine Parts > Fuel Injectors

The ACDelco Ultra Fuel Injectors (P/N ENG-163781) is a direct-fit Fuel Injectors for the vehicles listed in the fitment section. Machined to OE surface finish and bolt-pattern tolerances so torque sequences and gasket sealing behave exactly as the service manual expects. Sourced from ACDelco, a recognized supplier in the aftermarket auto parts channel. Part number ENG-163781 is the manufacturer reference — match it against your old part or VIN-based lookup to confirm you have the right unit. Confirmed fitment on 2005–2022 Lexus including LX, TX, LC. Use the year/make/model selector above to verify your exact configuration before checkout. Ships from a US warehouse in 1–2 business days. Free shipping on orders $75+, flat-rate ground otherwise. Backed by a 90-day return window — if the part doesn't fit or the wrong unit was shipped, send it back for a full refund.

Price: $178.99 | In stock — ships within 1-2 business days. Free shipping.