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Please note that if you have a 2000-2002 F-body, you will need an optional K&N breather filter (PT# 62-1030). You can either buy one yourself, or purchase the optional one we offer.
Powerful LS1 motors require higher airflow than the stock air lid and MAF can provide. Until now, you were stuck using a small MAF or a reduction coupler with an 85mm MAF. Both of these restrict airflow and cost you horsepower.
The Fast Toys High Flow 85mm Air Lid is the highest flowing air lid on the market and the only one that works with an 85mm MAF with no reduction coupler required!
FeaturesThe Fast Toys high flow lid features our exclusive "Power Bulge" design to increase the air lid volume substantially and provide a smooth air flow transition flow from the horizontal air filter to the 85mm MAF sensor. Provisions for the stock IAT sensor are provided. This lid installs on the stock factory lower air filter base. An 85mm MAF is required (sold seperately).
The Fast Toys High Flow Air Llid will work on everything from stock to highly modified LS1 motors. Best results will be on the modified cars that require more airflow than the stock lid and MAF combo can provide. For the ultimate performance, use the air lid with our Fast Toys Ram Air Kit (FTRA).
Note: 1998-2002 cars will still be required to use a breather filter for the smog pump (available at extra cost).
Why Use The Fast Toys Air Lid & 85mm MAF?
What people commonly refer to as an "85mm MAF" is actually larger than 85mm. The OD is actually 96mm and the ID is 90mm. Starting is 2001, GM added the 85mm MAF to it's highest performing engines (Corvette LS6, Corvete LS1 etc). After 2002, all GM V8 cars and trucks use the 85mm MAF for better performance.
Unfortunately, 98-02 LS1 Camaro's and Firebirds were stuck using the smaller MAF which has an OD of 88mm and an ID of 74mm. This is not ideal for the best performance. On our flow bench, the Fast Toys Air Lid flowed 14.5 % more than the most popular aftermarket air lid!
To work with the 85mm MAF, the Fast Toys High Flow Air Lid features a giant 98 mm ID. This makes the ID of our lid about 9-10mm bigger than other aftermarket lids. Since area is pie R squared, the outlet area of our air lid is about 20 % larger that what is currently available from other manufacturers. On our flow bench, the Fast Toys Air Lid flowed 14.5 % more than the nearest competitor!
On top of that, we have significantly increased the overall volume of the air lid compared to everyone else. Higher volumes support larger horsepower and torque improvements. The Fast Toys air lid has 14 % more volume than the most popular aftermarket lid and a whopping 27 % more volume than the stock lid (baffles removed)!
Testing on a mild cam, bolt on stock cubic inch motor, the installation of the Fast Toys 85mm air lid resulted in a .9 MPH increase in the quarter mile! Stroker, heads/cam and more powerful motors will benefit even further from the increased air flow. Imagine what motors running speed density tuning without a MAF can gain!
Optional SLP 85mm MAF If you don't already have an 85mm MAF, you can add an SLP 85mm MAF to your order. This is a high flow MAF that comes with an adaptor to work with the stock harness and weighs 1 lb less than the stock MAF. This unit will flow 90 CFM more than stock (895 vs. 805). With the screen removed (not recommended for street use) it will flow over 1000 CFM! Tuning is required for maximum HP gains and to match your engine combination. |