This listing for 3pcs Door Lock Barrel Set MTC6504 For Land Rover Defender MTC6504 Engine Car Acc helps shoppers narrow down car throttle controllers for adjusting throttle-response settings on compatible vehicles. The product title highlights 3pcs. The product title names Land Rover Defender MTC6504 Engine Car Acc; review the photos and application notes to confirm suitability for your vehicle or equipment. Compare the named 3pcs door lock barrel mtc6504 configuration with the photos and specifications of other car throttle controllers. Use the listed measurements and images to verify the exact product version, placement and compatibility.