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Replace the Polyphonic Harmonizer behind the muffler in this BORLA® ATAK® system with muffler 60679 to attain the S-Type sound level (quieter than ATAK®)
Alternate muffler with Notched necks is 400498
Silicone Coupling: A custom high temperature reinforced silicone elbow coupling is included for easy install with the supercharger breather line
View the 21-823DS vehicle applications to determine the legal status for each vehicle
Air Lift LoadLifter 5000 Ultimate Rear Air Spring Kit for 05-10 Ford F-350 Super Duty XLT 1990-ford-e-350-econoline-custom-esi2581422 Replace the Polyphonic Harmonizer behindLoadLifter 5000 ULTIMATE adjustable air spring kits feature all of the benefits of our heaviest rated air spring with the addition of an internal jounce bumper inside the spring for the ultimate in ride comfort. An Air Lift exclusive product! Fits vehicles with in bed hitches. Tow and haul the heaviest loads with safety and comfort with LoadLifter 5000 ULTIMATE. Works with vehicle's leaf springs to provide up to 5,000 lbs. of front load leveling
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US$ 187.50
US$ 74.99
