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aFe POWER 51-81174 Magnum FORCE Stage-2 Si Pro DRY S Cold Air Intake System

Toyota Tundra 07-15 V8-5.7L
Part Number: 51-81174

MSRP: $510.00

In Stock. Will ship within 1-2 business days.


This Stage 2 Sealed Intake in testing resulted in 19 horsepower and 27 lbs. x ft. torque and outflowed the factory intake by up to 50%. Fully enclosed in a rotomolded plastic housing; this air intake system features a washable/reusable conical air filter that improves airflow for increased horsepower and torque. The housing features an auxiliary inlet duct for increased air volume as well as an attractive black powder-coated cover that provides ready access to the filter for servicing. This intake system also features a heat-insulating rotomolded plastic tube that replaces the stock intake tract and directs increased air flow with improved volumetric efficiency for maximum performance. The filter is constructed with 100% polyurethane for long life and multiple cleaning cycles.

Sealed Intake Design:
A completely sealed rotomolded plastic housing with a black powder-coated top keeps warm engine air out and allows for a cooler, fresher, denser air intake charge.

Auxiliary air scoop:
The sealed housing features an auxiliary air inlet scoop that allows for increased air volume into the intake for increased performance and improved throttle response.

5-1/2" Conical Air Filter:
This intake utilizes a huge 5-1/2" 36 Pro DRY S performance air filter for maximum flow. This 3-layer progressive, non-oiled air filter provides maximum convenience, 99.2% efficient for increased horsepower and torque.

Hassle-Free Installation:
aFe has developed this intake to provide a hassle-free installation utilizing all factory mounting locations and including all hardware needed for installation.

Dyno-Tuned Intake Tube:
he intake tube has been engineered and dyno-tested for maximum air flow and velocity for increased performance. All emissions components and bracket locations are used for a hassle-free installation.

Also Fits:
Toyota Sequoia 07-14 V8-5.7L
*Dyno results are from a V8-5.7L

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