GRIMMSPEED 113008 Headers

( Brand: Grimmspeed ), ( Mounting Style: Bolt-on ), ( Type: Exhaust Header ), ( Manufacturer Part Number: 113008 ), ( Material: Stainless Steel ), ( Country/region Of Manufacture: United States ), ( Vintage Part: No ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( California Prop 65 Warning: Cancer And Reproductive Harm ), ( Performance Part: Yes )

Review GRIMMSPEED Headers Subaru fits WRX 2015–2021

Introducing the Grimmspeed 113008 Exhaust Headers for the 2015-2021 Subaru WRX: a high-performance upgrade that delivers impressive power gains and an invigorating exhaust note. These headers are meticulously designed and engineered to provide a significant improvement over the stock components, making them an essential modification for any Subaru enthusiast seeking optimal engine performance.

The Grimmspeed 113008 headers are crafted from premium 321 Stainless Steel, ensuring durability and longevity. The material's resistance to corrosion and heat makes it an ideal choice for performance applications. Each header features a 1 5/8-inch primary pipe diameter, allowing for increased exhaust flow and improved engine breathing.

These headers employ a 4-2-1 design, which is recognized for its ability to reduce exhaust gas turbulence, providing smoother and more efficient exhaust flow. The 4-2-1 design also helps to optimize the scavenging effect, which in turn enhances the combustion process.

The Grimmspeed headers come with integrated oxygen sensors, ensuring seamless integration with the vehicle's factory catalytic converters and O2 sensor system. This ensures that your Subaru's check engine light remains off and maintains proper engine performance.

Installing these headers is a relatively straightforward process, thanks to their bolt-on design. They are designed to fit directly onto the engine without requiring any extensive modification, making them a popular choice for both professional mechanics and DIY enthusiasts.

In addition to the power gains and improved exhaust flow, the Grimmspeed 113008 headers deliver a more engaging exhaust note. The resonant tone of the headers adds an exciting auditory element to your driving experience, enhancing the enjoyment of your Subaru WRX.

In summary, the Grimmspeed 113008 headers offer a multitude of benefits for your 2015-2021 Subaru WRX. They provide impressive power gains, improved exhaust flow, and a more engaging exhaust note. Crafted from premium 321 Stainless Steel, they are durable, corrosion-resistant, and designed to fit seamlessly into your vehicle. Upgrade your Subaru with these high-performance headers and unleash the true potential of your engine.

Grimmspeed 113008 headers for the 2015-2021 Subaru WRX are aftermarket performance parts designed to replace the stock exhaust headers. These headers are known for their durability, improved flow, and enhanced power output. However, like any aftermarket modification, they come with their own set of pros and cons.

1. Improved Performance: Grimmspeed headers offer better flow and reduced backpressure, which can result in increased horsepower and torque.

2. Durability: These headers are made of high-quality stainless steel and are designed to withstand the rigors of high-performance driving.

3. Improved Sound: Grimmspeed headers provide a more aggressive exhaust note, which is a popular preference among performance enthusiasts.

1. Cost: Aftermarket headers can be expensive, especially when compared to the cost of OEM parts.

2. Installation: Installing headers can be a complex and time-consuming process, requiring specialized tools and expertise.

3. Potential for Check Engine Light: In some cases, installing aftermarket headers can trigger the check engine light due to differences in the header design from the OEM parts.

The Grimmspeed 113008 headers for the 2015-2021 Subaru WRX offer significant performance benefits, including improved flow, durability, and sound. However, they also come with a higher cost, complex installation process, and potential for check engine light activation. If you're looking for a significant power increase and a more aggressive exhaust note, these headers may be worth the investment. However, if you're on a budget or prefer a more straightforward modification, you may want to consider other options.

If you're interested in purchasing the Grimmspeed 113008 headers for your 2015-2021 Subaru WRX, make sure to do your research and consider the pros and cons carefully. It's also important to ensure that you have the necessary tools and expertise to install the headers yourself or that you're prepared to pay for professional installation. Ultimately, the decision to purchase these headers should be based on your personal preferences, budget, and performance goals.

part # 113008 prices

• $974.00-$979.00

specifications maniheader:

• for models: Wrx
• for makes: Subaru
• for years: 2015-2021
• brand: Grimmspeed
• mounting style: Bolt-on
• type: Exhaust Header
• manufacturer part number: 113008
• material: Stainless Steel
• country/region of manufacture: United States
• vintage part: No
• placement on vehicle: Front
• fuel type: Gasoline
• california prop 65 warning: Cancer And Reproductive Harm
• performance part: Yes

general maniheader:

• condition: Used
• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

offer maniheader:

• started: July 24, 2025
• sold: 0
• best offers: True
• options: Ship-to-home
• availability: In Stock
• quantity: 1

payments maniheader:

• credit card: Visa
• wallet: Paypal
• other

seller maniheader:

• rating: 0.0%
• # reviews: 10

shipping maniheader:

• class: Standard
• carrier: USPS
• cost: $49.65
• transit: 6-13 Days
• type: Calculated
• service: USPS Ground Advantage

returns maniheader:

• policy: No Returns

Grimmspeed 113008 Is Similar To:

• Grimmspeed Grm001001 Hiflow Exhaust Crosspipe Subaru 02-05 Wrx 08-14 02-21 Sti Impreza (39.4% similar) $149.99–$189.99. (March 23rd, 2025)
• Grimmspeed Grm113026 Unequal Length Header For 04-21 Subaru Wrx Sti. Installed Only 2 Days (55.9% similar) $999.00. (February 12th, 2026)