Agency Power SS Performance Headers (996 /997.1 Carrera, GT3)
Designed to Fit:
- 1999 - 2004 Porsche 911 Carrera / C4S (3.4L & 3.6L)
- 2005 - 2008 Porsche 911 Carrera / Carrera S
- 2004 - 2008 Porsche 911 GT3
The AP headers are 321 stainless steel. Each header is fully polished with robotic welds. The headers have very strong and precision cut 1/4 inch flanges. The Agency Power headers mount and fit to the factory cat pipes or aftermarket ones. Agency Power designed the headers to change the sound of the Porsche, increase air flow, and improve horsepower. During dyno testing, the headers made almost 5 wheel horsepower. On a Normally Aspirated 996 or 997, this is about average gains for a header kit. Every bit helps and this product is priced and tested to give you that extra advantage.
About Agency Power
Agency Power Industries LLC was developed out of the need to provide quality, functional, and fashionable racing products. Starting from sway bar endlinks for the Subaru WRX back in 2003, Agency Power now has and in-depth number of parts for cars ranging from Porsche, BMW, Ferrari, Subaru, Mitsubishi, Nissan and many more. Based out of Gilbert, Arizona, Agency Power has established itself as one the core aftermarket companies for niche tuner products. Agency Power is constantly developing new functional and race proven products. With dealers worldwide, the AP brand is recognized and trusted. Beyond the USA, Agency Power can be found in regions such as Singapore, Canada, Australia, South Africa, Russia, United Kingdom, and other parts of the EU.
Innovative products such as multi adjustable control arms, valvetronic exhaust systems, and carbon fiber intakes kits, give Agency Power an edge to truly make a difference on your performance vehicle. Agency Power manufacturers its products only after in-depth product testing, racing, and quality checks are completed. Products like our full titanium Porsche exhausts, Ford Focus ST intercooler, and FRS/BRZ control arms are at the front of the competition. AP parts have been featured in magazines, videos, and customer competition events worldwide.
aFe MagnumFLOW Air Filter (996 Turbo)
Designed to Fit: 2001 - 2006 Porsche 911 Turbo Product Details: Constructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will out flow stock paper filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performan...
aFe Twisted Steel Headers (Carrera 996 / 997.1)
Designed to Fit: 2002 - 2004 Porsche 911 Carrera / C4S (3.6L) 2005 - 2008 Porsche 911 Carrera (3.6L) / Carrera S (3.8L) NOTE: This product is a special order product that will ship directly from aFe. Please allow additional time to fulfill and ship the order. Product Details: 1-3/4" 16-gauge 304 stainless steel mandrel-bent tubing with a brus...
Agency Power Adjustable Blow Off Valve (996 Turbo)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo (996) Product Details: Agency Power offers this Blow Off Valve solution for the Porsche 996 Twin Turbo cars. The Porsche like many European cars has a sensitive MAF. Running a 100% vent to atmospheric valve on most stock or mildly tuned vehicles will cause check engine lights and vehicle performan...
Agency Power Aluminum Shift Knob
Designed to Fit: 1999 - 2004 Porsche 911 2005 - 2008 Porsche 911 2009 - 2011 Porsche 911 2005 - 2012 Porsche Boxster 2006 - 2012 Porsche Cayman Product Details: Nail those perfect shifts with the all new Agency Power aluminum shift knob. This 6061 aluminum shift knob has a perfect fit to your hand and a good weight to throw the gears fast. ...
Agency Power Billet Short Shifter (Cayman / Boxster 987, 981, 996, 997)
Designed to Fit: 2006 - 2015 Porsche Cayman 2006 - 2015 Porsche Cayman S 2005 - 2015 Porsche Boxster 2005 - 2015 Porsche Boxster S 2008 Porsche Boxster RS60 2012 Porsche Cayman R 2015 Porsche Cayman GTS 1999 - 2010 Porsche 911 Carerra 2002 - 2010 Porsche 911 Turbo 2002 - 2005 Porsche Carerra 4S 2006 - 2010 Porsche Carerra S Product Details: Ag...
Agency Power Carbon Fiber Aero Kit Style Front Lip Spoiler (996 Turbo / C4S)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo / C4S Product Details: Agency Power offers this OEM Aero Kit Style carbon fiber front lip. The front spoiler is made from 2×2 carbon weave and features a high gloss clear coat finish. The lip spoiler is very lightweight and durable as it fits in replace of the factory black plastic lip spoiler. It...
Agency Power Carbon Fiber High Flow 3inch Y-Pipe Kit (996 Turbo)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo / X50 / GT2 Product Details: One of the most popular power upgrades for the Porsche 996 Turbo, X50, GT2 has been AP’s high flow 3 inch Y-Pipe kit. Now this same kit that has been available for years is now available in full carbon fiber! The new Y-Pipe replaces the factory unit and 70% of the sili...
Agency Power Carbon Fiber Hood Grill Duct (987, 996, 997)
DISCONTINUED Designed to Fit: Bumpers with GT2 / GT3 Hood Grill Product Details: As seen on the GT3 and GT2, the hood grill located between the front bumper and hood actually has a purpose. This part acts like an air vent and helps pull more airflow across the front center radiator keeping the engine temps down. By its shape, it is aerodynami...
Agency Power Carbon Fiber Intercooler Duct Splitters (996 Turbo)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo Product Details: Add some style to your Porsche 996 Turbo or GT2 with a set of these carbon fiber intercooler duct splitters by Agency Power. The carbon fiber inserts fit into the factory intercooler air inlet and attach by simply screwing them place of the center of the duct. The duct splitter is...
Agency Power Diverter Valve Pair (996 Turbo, 955 Cayenne Turbo 4.5L, Panamera Turbo)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo 2004 - 2006 Porsche Cayenne Turbo (4.5L) 2010 - 2015 Porsche Panamera Turbo Product Details: What makes the Agency Power Blow Off Valve above all others? The AP BOV is made in the USA and designed from the bottom up after analyzing the current market competitors. What we designed was a full T6061 ...
Agency Power Dual Flow Carbon Fiber Intake (996 Turbo)
Designed to Fit: 2001 - 2005 Porsche 911 Turbo ITEM HAS BEEN DISCONTINUED please contact us to check stock on hand. Product Details: Agency Power has developed the ultimate air intake system for the Porsche 996 Turbo owner. The intake will fit on the standard 996TT and X50 rear deck lids. Others such as the GT2 deck lid may require modificat...