AirDog (A4SPBD005) Fuel Air Separation System

### Editorial Review of the AirDog (A4SPBD005) Fuel Air Separation System The AirDog A4SPBD005 Fuel Air Separation System emerges as a solid choice for truck enthusiasts looking to improve their vehicle's fuel performance, particularly for those operating with a 6.7 Cummins engine. Users report noticeable performance enhancements, including increased throttle response and improved fuel mileage after installation. Many have found the installation process to be relatively straightforward when following instructions, although it does require basic mechanical skills and in some cases might necessitate dropping the tank or bed for proper access. For those who have dealt with initial setbacks, such as receiving an incorrect harness, customer service from AirDog receives commendations for their quick response and efficient handling of part replacements. Upon successful installation, users praised the robust design and functionality of the pump, which notably outperforms stock pumps that are often described as inadequate. However, some users have highlighted a few downsides. The accompanying parts were sometimes reported as being incorrect or missing, leading to some frustration which could detract from the overall experience. Additionally, while the pump is effective, it makes a noticeable noise, prompting users to suggest keeping the radio turned up during driving. Users also cautioned about the filters hanging low, which might present clearance issues under certain conditions. Overall, the AirDog A4SPBD005 stands out for providing enhanced fuel system performance, making it a worthy investment for those who take their trucks seriously—just be prepared for some potential installation and part-related challenges. ### Pros and Cons **