Agency Power

Agency Power for Porsche

Agency Power performance parts for Porsche from Design911, covering popular upgrades such as intake, exhaust, induction and chassis components where listed for your model.

A Quick Look at Agency Power

Agency Power Industries LLC was developed out of the need to provide quality, functional, and fashionable racing products. Agency Power now has and number of parts for Porsche and many more.Based out of Gilbert, Arizona, Agency Power has established itself as one of the core aftermarket companies for niche tuner products. Agency Power is constantly developing new functional and race proven products and manufacturers its products only after indepth product testing, racing and quality checks are completed.

Choosing the Right Fit for Your Porsche

Where Agency Power is listed for Porsche, use the supplied model coverage and OE references to confirm suitability. Check details that commonly affect fitment such as model year, side/position, and connector type where relevant.

• Typical reasons to choose these parts include performance-focused upgrades to intake, exhaust, cooling, and chassis components, especially where owners want sharper response or more consistent behaviour under heat.
• Many replacements are driven by wear, heat soak, ageing components, or restrictive factory parts that no longer deliver the desired performance.
• Common symptoms before upgrading can include performance drift, flat spots, inconsistent response, or fitment issues linked to model-year differences or missing supporting hardware.
• Before fitting performance parts, it is sensible to ensure the underlying engine and chassis are healthy, as tuning or hardware changes will not compensate for existing mechanical faults.
• Some components may increase noise levels or change the character of the car; always review product notes and consider whether ECU calibration changes are recommended for the specific part and model.
• Combining upgrades with routine maintenance (such as ignition, intake, and cooling checks) helps you get the most reliable benefit from Agency Power parts on your Porsche.

Browse by Category

If you already know the area you are working on, start with the category and then filter by Porsche model. Where real-world symptoms and typical reasons to replace are provided, use them to keep the wording grounded.

Engine Tuning — Engine tuning parts for Porsche are used to refine drivability, throttle response and power delivery, and to support hardware changes such as intake, exhaust or forced induction where listed for your model.

• Confirm the engine is mechanically sound and free from fault codes before any tuning changes.
• Check for boost, vacuum, or intake leaks and verify sensor readings as part of pre-tune checks.

Air Filters — Air filters for Porsche engines are replaced or upgraded to maintain airflow, protect the engine from dirt ingestion and support stable sensor readings, especially on tuned or hard-driven cars.

• Service or inspect filters more frequently in dusty or harsh environments.
• Avoid over‑oiling reusable elements to reduce the risk of contamination on airflow sensors.

Air Induction Kits — Induction kits for Porsche applications are chosen to alter airflow and sound, and in some cases to reduce intake restriction or manage heat more effectively where designed for the specific model.

• Ensure all joints are sealed to prevent unmetered air leaks that can affect drivability.
• Positioning and heat shielding are important to avoid excessive hot air ingestion.

Diverter Valves — Diverter valves on turbocharged Porsche models help manage boost during throttle changes, and performance-focused versions are often used where higher boost or improved reliability is desired.

• Loss of boost, fluttering noises or underboost fault codes can point towards diverter valve issues.
• Upgraded valves are commonly recommended when increasing boost pressure with mapping or hardware changes.

Suspension Upgrades — Suspension upgrades for Porsche are selected to improve body control, steering response and overall balance, or to tailor the chassis for road, fast-road or track use.

• Plan for professional geometry checks or alignment after significant suspension changes.
• Define your goal (comfort versus response) before choosing specific springs, dampers or bushings.

Explore Agency Power at Design911

View the current Agency Power range for Porsche at Design911, then filter by model and category to narrow down to the right parts.