Afe Filters Air Intake & Fuel Delivery Parts for BMW 550i

5-1/2 Conical Filter with Inverted Top: This intake utilizes a huge, 5-1/2" conical Pro 5R performance air filter with inverted top for maximum flow. This 5-layer progressive, oiled cotton gauze air filter provides maximum flow for increased horsepower and torque.

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. We are a team of engineers, machinists, production and sales people who believe in the product we design.

The aFe Pro 5R air filter was designed to provide the maximum airflow possible, to enable your engine to make the most horsepower and torque. But aFe didn't achieve this by ignoring engine protection.

AFe products have your vehicle's power plant covered from front to rear. Help your engine realize its full potential and evoke the thrill. Manufacturer: Afe Power| Manufacturers Part Number (MPN): 51-11142.

This Silver Bullet throttle body spacer produced 10hp and 14lbs. x ft. of torque by creating turbulence in the air flow at the point just prior entry into the engine. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Silver Bullet Throttle Body Spacer. Silver Bullet Throttle Body Spacer; Billet Aluminum; Serrated/Helix Combination; Use w/PN[51/54-10471; 51/54-11081; 51-54-11142; 51/54-11081; 51/54-11142; 51/54-10681; 54-10682];.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Powdercoat Heat Shield/Brushed Alum. Cover/DynoTuned Intake Tube/3 Angle Adaptor; 18 HP/ 25 Lbs. x Ft. Torque;. Uses Pro 5R Filter For Maximum Air Flow. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

BMW X5 (E53) 00-06 V8-4.4L. BMW X5 (E53) 02-03 V8-4.6L. Using a serrated/helix design, this spacer creates turbulence in the air flow at the point just prior entry into the engine optimizing the combustion cycle.

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. We are a team of engineers, machinists, production and sales people who believe in the product we design.

Powdercoat Heat Shield/Brushed Alum. Cover/DynoTuned Intake Tube/3 Angle Adaptor; 18 HP/ 25 Lbs. x Ft. Torque;. Uses Pro 5R Filter For Maximum Air Flow. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Pre-Oiled Air Filter/Heat Shield/Alum Cover/Heat Insulating Intake Tube/3 Angle Adaptor; 12HP/ 11 Lbs. /Ft. Torque;. Uses Pro 5R Filter For Maximum Air Flow. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Silver Bullet Throttle Body Spacer. Silver Bullet Throttle Body Spacer; Billet Aluminum; Serrated/Helix Combination; 10 HP/ 14 Lbs. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Silver Bullet Throttle Body Spacer. Silver Bullet Throttle Body Spacer; Billet Aluminum; Serrated/Helix Combination; Use w/PN[51/54-10471; 51/54-11081; 51-54-11142; 51/54-11081; 51/54-11142; 51/54-10681; 54-10682];.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Powdercoat Heat Shield/Brushed Alum. Cover/DynoTuned Intake Tube/3 Angle Adaptor; 18 HP/ 25 Lbs. x Ft. Torque;. Uses Pro 5R Filter For Maximum Air Flow. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Silver Bullet Throttle Body Spacer; Billet Aluminum; Serrated/Helix Combination; 10 HP/ 14 Lbs. x Torque;.

Silver Bullet Throttle Body Spacer; Billet Aluminum; Serrated/Helix Combination; Use w/PN[51/54-10471; 51/54-11081; 51-54-11142; 51/54-11081; 51/54-11142; 51/54-10681; 54-10682];.

The aFe Pro 5R air filter was designed to provide the maximum airflow possible, to enable your engine to make the most horsepower and torque. But aFe didn't achieve this by ignoring engine protection.

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. We are a team of engineers, machinists, production and sales people who believe in the product we design.

Pre-Oiled Air Filter/Heat Shield/Alum Cover/Heat Insulating Intake Tube/3 Angle Adaptor; 12HP/ 11 Lbs. /Ft. Torque;. Uses Pro 5R Filter For Maximum Air Flow. Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.

Its serrated entry reduces annoying whistling sound, especially at idle and cruising speeds. Known for its quiet and efficient performance that is tested to provide responsive power.FeaturesProvides power up to 10 h.p. and 14 lbs.-ft.