Dinan & APR October Promotions — Up to 60% OFF!
28th Sep 2026
October is bringing major savings to Extreme Power House, with two established names in the performance aftermarket joining forces for a month of serious upgrades. The Dinan & APR October Promotions are now live, giving enthusiasts the opportunity to save up to 60% on qualifying products from both brands.
Whether you're building a sharper BMW, upgrading a Volkswagen or Audi, adding more power, improving airflow, or refining your vehicle's overall performance, Dinan and APR offer two very different approaches to performance modification.
Dinan has built its reputation around BMW performance, combining power upgrades with carefully engineered supporting hardware and software. APR, meanwhile, has developed an extensive range of performance software, intakes, turbo upgrades, exhaust components, aerodynamic products, and other hardware for Volkswagen, Audi, and a growing range of other platforms.
With savings of up to 60%, October is a particularly good time to explore both catalogs and find the upgrades that fit your build.
TWO PERFORMANCE BRANDS. ONE BIG OCTOBER PROMOTION.
Dinan and APR have both spent decades developing products for enthusiasts who want more from their vehicles.
While their product ranges and platform coverage differ, both brands share a focus on engineering, performance, fitment, and creating meaningful improvements over factory equipment.
That makes this promotion especially relevant for enthusiasts who have been waiting to make their next major modification.
Whether you're looking for additional power, better airflow, improved exhaust flow, more capable cooling, or exterior aerodynamic upgrades, there are plenty of ways to put these October savings toward your build.
And with up to 60% off, some of the biggest savings can make an especially noticeable difference on higher-value performance upgrades.
DINAN: BMW PERFORMANCE WITH A LONG-STANDING REPUTATION
For BMW enthusiasts, Dinan is one of the most recognizable names in the aftermarket.
The company has been developing BMW performance products for decades, building a catalog that covers everything from engine software and intakes to exhaust systems, intercoolers, suspension components, wheels, drivetrain upgrades, and other performance hardware.
Dinan's philosophy has historically focused on creating upgrades that complement the vehicle rather than simply chasing the largest possible number.
That approach has made the brand particularly popular among BMW owners who want additional performance while maintaining the refinement and drivability expected from a premium vehicle.
MORE POWER WITH DINAN PERFORMANCE SOFTWARE
One of the most significant ways to change the performance of a modern turbocharged BMW is through ECU tuning.
Factory engine calibrations have to account for a wide variety of conditions, including emissions requirements, fuel quality, reliability targets, and everyday drivability. Performance software can alter the way the engine responds and operates within the parameters of the specific application.
Dinan offers software upgrades across numerous BMW platforms, providing enthusiasts with a way to increase performance without immediately moving into extensive mechanical modifications.
For a street-driven BMW, this can be an attractive starting point.
A software upgrade can be combined with supporting hardware as the build develops, allowing owners to increase the vehicle's performance progressively rather than changing everything at once.
UPGRADE AIRFLOW WITH DINAN INTAKES
Airflow is another important part of any performance build.
Turbocharged BMW engines can benefit from improvements to the intake system, particularly when combined with software and other supporting modifications.
Dinan intake systems are designed around specific BMW applications, providing enthusiasts with upgraded airflow hardware while maintaining application-specific fitment.
Beyond performance, an intake can also change the sound of the engine, providing a more pronounced induction note under acceleration.
For drivers who want to make their BMW feel more responsive and engaging without dramatically altering its character, an intake can be a worthwhile modification.
EXHAUST, INTERCOOLERS, AND SUPPORTING HARDWARE
Dinan's catalog extends well beyond software and intakes.
The brand also offers exhaust systems and components, intercoolers, suspension upgrades, drivetrain products, and other supporting hardware, depending on the vehicle application.
This allows enthusiasts to build around their specific goals.
An intercooler can help manage charge-air temperatures on a tuned turbocharged engine. An exhaust upgrade can change the vehicle's sound and exhaust flow. Suspension components can alter the way the vehicle responds through corners.
Together, these upgrades can transform a BMW from a factory performance vehicle into something much more personalized.
DINAN FOR BMW ENTHUSIASTS
From modern turbocharged platforms to established BMW performance models, Dinan's catalog covers a broad selection of BMW applications.
That includes many of the vehicles enthusiasts already modify heavily, including various 3 Series, 4 Series, 5 Series, 7 Series, X models, and BMW M vehicles, depending on the specific product.
Whether you're working with a daily-driven BMW or a dedicated performance build, Dinan gives you multiple avenues for taking the vehicle further.
And during October, the potential savings make it an even better time to explore the catalog.
APR: PERFORMANCE ENGINEERING ACROSS MULTIPLE PLATFORMS
While Dinan is strongly associated with BMW, APR has built its reputation across a much broader range of performance vehicles.
APR is particularly well known for its work with Volkswagen and Audi, developing software and hardware for some of the most popular turbocharged platforms in the European performance market.
Over the years, the brand has expanded its product range substantially, offering everything from ECU tuning and intake systems to turbochargers, intercoolers, exhaust systems, and aerodynamic components.
That makes APR a particularly useful resource for enthusiasts who want to develop their vehicle beyond a basic software tune.
APR ECU TUNING
APR's performance software is one of the core components of its product lineup.
For turbocharged Volkswagen and Audi applications, ECU calibration can provide significant changes to the way the vehicle delivers power and responds to the throttle.
Depending on the application and available calibration, APR software can be paired with different levels of supporting hardware as enthusiasts move through their builds.
This makes it possible to start with software and gradually add components such as intakes, intercoolers, exhaust systems, and turbo upgrades as performance goals increase.
APR INTAKE SYSTEMS
Like Dinan, APR places significant emphasis on airflow.
The intake system is responsible for delivering air to the engine, and improving that airflow can become increasingly important as power levels rise.
APR intake systems are developed for specific applications and can provide a combination of airflow improvements, engine-bay styling, and increased induction sound.
For enthusiasts modifying a Volkswagen, Audi, or another supported platform, an APR intake can be an effective way to complement ECU tuning and other performance upgrades.
TURBOCHARGER AND INTERCOOLER UPGRADES
For enthusiasts who want to go beyond basic tuning, APR also offers more substantial hardware upgrades.
Turbocharger upgrades can provide a much greater increase in performance potential than software alone, but they also increase the demands placed on the rest of the vehicle.
That is where supporting hardware becomes important.
An upgraded intercooler can help manage the additional heat generated by increased boost and airflow. Intake and exhaust upgrades can help support the larger turbocharger. Proper calibration then brings the entire combination together.
APR's broader product ecosystem makes it possible to approach a build as a complete system rather than simply adding individual parts.
APR EXHAUST AND AERODYNAMIC UPGRADES
APR isn't limited to what happens under the hood.
The brand also produces performance exhaust systems and aerodynamic components, allowing enthusiasts to change both the performance and appearance of their vehicles.
APR's aerodynamic catalog includes products such as front splitters, front air dams, canards, rear diffusers, side rocker extensions, wings, vortex generators, and other exterior components.
For enthusiasts who want their vehicle to look as purposeful as it performs, these products provide another way to complete a build.
A performance vehicle should not only make power — it should also have the presence to match.
FIND THE RIGHT UPGRADE FOR YOUR BUILD
One of the biggest advantages of this promotion is the sheer variety of products available across both brands.
You may be looking for a relatively straightforward modification such as an intake.
You may want to increase power through ECU tuning.
You may be ready for an intercooler or exhaust upgrade.
Or you may be taking a more comprehensive approach with turbocharger, drivetrain, suspension, and aerodynamic modifications.
Dinan and APR offer different solutions for different vehicles and different build goals, so October is a good opportunity to explore both catalogs before deciding what comes next.
WHY OCTOBER IS THE TIME TO UPGRADE
Performance builds can become expensive quickly.
A single major component can represent a significant investment, while a complete build can involve thousands of dollars in parts.
That makes promotional pricing especially valuable when you're already planning to purchase a particular upgrade.
With up to 60% off qualifying Dinan and APR products, October provides an opportunity to redirect some of that budget toward additional modifications.
Instead of waiting until later to buy the part you've already been researching, the current promotion gives you a reason to move forward now.
BUILD YOUR NEXT PERFORMANCE SETUP
Every performance build starts somewhere.
For one enthusiast, that might mean adding an intake to a daily driver.
For another, it could mean installing an ECU tune and intercooler.
Someone else might already be working toward a full turbocharger, exhaust, suspension, and aerodynamic setup.
There is no single way to build a performance vehicle.
What matters is choosing the components that make sense for your vehicle, your goals, and the way you actually drive.
Dinan and APR provide a wide range of options to help enthusiasts do exactly that.
SAVE UP TO 60% THIS OCTOBER
The Dinan & APR October Promotions are now live at Extreme Power House, with up to 60% off qualifying products.
If you've been waiting to upgrade your BMW with Dinan or take your Volkswagen, Audi, or other supported platform further with APR, now is the time to explore the available deals.
From software and intakes to intercoolers, exhaust systems, turbo upgrades, suspension components, and aerodynamic hardware, there are plenty of ways to put these October savings toward your next modification.
Don't miss the opportunity to save up to 60% on Dinan and APR products this October.
SHOP DINAN & APR AT EXTREME POWER HOUSE
Ready for your next upgrade?
Shop the Dinan and APR October Promotions at Extreme Power House and save up to 60% on qualifying products.