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Bully Dog - Air Filter, Direct Fit; Replacement (10)

Bully Dog Filter Stock Replacement Dodge Cumminsins 5.9 94-02

Brand: Bully Dog

Part#: 222860

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Ford 7.3 00-01

Brand: Bully Dog

Part#: 221863

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Ford 6.0 03-06

Brand: Bully Dog

Part#: 221861

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Cone Replacement 222104 and 223104

Brand: Bully Dog

Part#: 224865

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Duramaxmax 6.6 01-05

Brand: Bully Dog

Part#: 223858

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Dodge Cumminsins 5.9 03

Brand: Bully Dog

Part#: 222859

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Ford 7.3 02-03

Brand: Bully Dog

Part#: 221862

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Stock Replacement Ford 7.3 94-98

Brand: Bully Dog

Part#: 221825

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Cone Replacement 222102

Brand: Bully Dog

Part#: 224895

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More

Bully Dog Filter Cone Replacement 221103 and 221104

Brand: Bully Dog

Part#: 224685

The RFI is an advanced airflow induction built to increase the engines ability to breath. By replacing the restrictive stock induction, RFI increases horsepower, torque, fuel efficiency, and decreases exhaust gas temperatures. By removing the stock air box, replacing it with a metal heat shield, and using a conical air filter you can . . . More