Big Sucker Air Cleaner Kit Stage I The all in one backing plate features a built in carburetor support and built in breather tunnels at each head to decrease crankcase pressure. Each tunnel exits at the mouth of the carburetor...

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage I Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage II Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage II Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage II Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage II Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Air Cleaner Replacement Hardware Kit - Stage II Each hardware kit includes hardware, gaskets and O-rings for Stage I or Stage II intakes, Replacement hardware kit for the Original Big Sucker air cleaner series

Big Sucker Monster Filter Replacement air filter fits all Monster Sucker air cleaners (will fit both standard & cover kits), Black pre-oiled cotton filter media is washable/re-useable, Chrome finish filter top cover

Big Sucker Stage 1 Outer Cover - Beveled - Black Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Knuckle - Black Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Knuckle - Chrome Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Scalloped - Chrome Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Smooth - Black Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Smooth - Brass Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Smooth - Brushed Stainless Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Smooth - Carbon Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage 1 Outer Cover - Smooth - Chrome Replacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits

Big Sucker Stage-1 - Black - M8 Each hidden breather is o-ringed at the heads, passes through the backing plate and exits inside the mouth of the throttle body through the proprietary breather tubes, Hidden Breather backing plate technology is...

Big Sucker Stage-1 - Chrome - M8 Each hidden breather is o-ringed at the heads, passes through the backing plate and exits inside the mouth of the throttle body through the proprietary breather tubes, Hidden Breather backing plate technology is...