This Oval Throttle Body increases air flow from the stock 600cfm to 1000cfm. Works best with the PHP Intake Manifold - Stage 2. This is an easy way to add more horsepower and torque! 

The PHP Intake Manifold - Stage 1 is completely ported for improved air flow. It works best when combined with the PHP High Flow Air Box. 

A core charge of $560 is charged and is credited back to your account when you return your intake manifold unless you send us your manifold to be reworked (please allow 5 business days).

The PHP Intake Manifold - Stage 2 maximizes both horsepower and torque gains in mid to high RPMs without losing any low-end power or driveability. The intake runners are modified and ported for maximum air flow. We've seen up to 30+ horsepower gains at the rear wheels. For the utmost performance, the PHP Intake Manifold - Stage 2 should be combined with the IMRC Delete Package and the PHP High Flow Air Box.

A core charge of $1200 is charged and is credited back to your account when you return your intake manifold unless you send your intake manifold to be reworked (please allow 3-4 wks).

With the Double Adjustable Upper Control arms the pinion angle can easily be adjusted without removing the control arms from the vehicle. If you have replaced your lower control arms or have installed lowering springs, you must have adjustable upper control arms to set the proper pinion angle.

These Lower Control Arms have hard center sections that reduce deflection. They also come with special outer bushings that reduce suspension bind for stability. Made of high strength 6061 T-6 aluminum that eliminates flex and reduces un-sprung weight without damage to the torque box.

This Catback for the '99 to '04 Cobra, has a deep, performance sound. It is a galvanized system with straight flow-through mufflers, 3" pipes, and chrome tips. Adds 15-18 horsepower and torque

The PHP 5-way Adjustable Struts & Shocks are designed and valved for positive weight transfer in both street and strip applications. (4-wheel alignment is necessary after installation and is not included in the price
to the left.)

The PHP 8.8 Axle Brace locks the outer ends of the axle tubes to the differential center section in perfect alignment to prevent axle flex.

The PHP Drive Shaft Safety Loop finally gives you a safety loop that fits! This safety loop fits in the transmission tunnel with no modifications. It can be welded or bolted into place.

This High-Flow Air Box incorporates a conical K&N air filter with a water-resistant pre-cleaner and a stainless steel outer shell while adding 20+ horsepower and torque.

The PHP IRS Pinion Support Brace ties the pinion end of the differential housing firmly to the IRS subframe stopping the pinion motions that cause wheel hop. We also recommend you upgrade from the stock rubber bushings to our polyurethane bushings.

The PHP Line-Lock Kit is the only kit that will not have a negative affect on your ABS braking system. It allows you to release the brake pedal and maintain locked front brakes, permitting a proper burnout and/or pre-load of the drivetrain at the tree without rolling.

The PHP Rear Wheel Spacer Kit for the '03 & '04 Cobras is made of aluminum spacers that allow the use of wider rims on the back of your IRS vehicle without hitting the rear cradle bolts. (Also fits '99-'01 Cobras.)

The PHP Rear Wheel Spacer Kit for the '03 & '04 Cobras is made of aluminum spacers that allow the use of wider rims on the back of your IRS vehicle without hitting the rear cradle bolts. (Also fits '99-'01 Cobras.)

The PHP Subframe Connectors help tighten the chassis by connecting the front and rear subframes. These subframe connectors are welded into place to strengthen the chassis and eliminate body flex. The PHP Subframe Connectors fit cars with regular exhaust and side exhaust perfectly and they're the best fitting subframe connectors on the market!

The PHP Subframe Kit combines the PHP Drive Shaft Safety Loop with the PHP Subframe Connectors in kit form. When installed together they add two additional tie-in points for improved structural strength. This kit with Drive Shaft Safety Loop is NHRA and IHRA approved.

The PHP TKO Adaptor corrects the driveshaft output angle and allows the cross-member to stay in the stock location. It is used with the Tremec 3550 TKO-style transmissions for 2V & 4V engines. It can be used with any exhaust system. Comes with necessary hardware for installation.

PHP has the "Original" Tach Mounting Bracket - THIS IS NO COPY! We designed it for the '03-'04 Cobras. It's a unique way to mount your aftermarket tachometer. The PHP Tach Mounting Bracket requires NO DRILLING and is very sturdy and easy to install.

The Under-Drive Pulleys Kit is a fast and easy way to add 12 hp and 10 lb/ft of torque.