Peace, mercy, and blessings of God be upon you. For sale: Injectors with nozzles for 5.7 and 6.4. Price: 650 SAR. Coils for 5.7 and 6.4, complete set. Price: 600 SAR. Performance spark plugs for 6.4 engine, set of 16 new, unused. Spark plug number LTR6IX-11, fits Chevrolet. Price: 700 SAR.