Dual-Snorkel
Holley 120-521 RetroFilter Dual-Snorkel Air Cleaner Features:
- Full EFI functionality is hidden in a traditional looking air cleaner
- 3 in. tall, pre-oiled, washable, and reusable premium cotton gauze air filter element
- Adapts to GM LS style drive-by-wire throttle bodies found on LS2, LS3, LS7, and other engines
- 92 mm opening is compatible with most 4-bolt pattern LS throttle bodies
- Stamped aluminum lid and base
Holley 120-521 RetroFilter Dual-Snorkel Air Cleaner Notes:
- Requires Holley 17-93 EFI Drive-By-Wire Throttle Body Adapter (sold separately) if using a 4150 or 4160 square bore flange style manifold
- GM Gen V LT DBW throttle bodies may share the same bolt pattern but will not fit properly
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Specifications:
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.