Click here: Current Sales, Coupons & Promotions

HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title
HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title
HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title
HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title
HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title
HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025 - Default Title

HKS Exhaust Subaru WRX Sedan (2022-2025) Axleback LEGAMAX Premium - 31021-AF025

Regular price
$1,990.00
Sale price
$1,990.00

Free Shipping - Lower 48 US States

In Northern California? Get this professionally set up & installed!

Get ready to make some serious noise and enhance your vehicle’s performance with the HKS Axleback LEGAMAX Exhaust. Engineered to deliver a deep, sporty tone and exceptional performance, this axle-back exhaust system will transform your driving experience. Whether you’re cruising on the highway or pushing your car to its limits, this exhaust system provides the perfect balance of aggressive sound and refined performance. Let your vehicle’s engine roar with the power of HKS!

Fitment Information

  • Subaru WRX Sedan (2022, 2023, 2024, 2025) 

Emissions Compliance

  • HKS exhaust systems maintain all emissions equipment intact without any alterations, replacements, or modifications.

    Specs & Features

    • Deep Sporty Tone: Enjoy a rich, aggressive exhaust note during spirited driving with a well-balanced tone at lower RPMs for daily driving comfort.

    • Reduced Noise: Special partition structure reduces unpleasant noise while enhancing the depth of sound for a more refined experience.

    • Improved Performance: 20% less resistance compared to factory exhaust, allowing for smoother exhaust flow and increased engine efficiency.

    • Premium Build Quality: Crafted from S304 stainless steel for long-lasting durability and performance.

    • Quad Burnt Stainless Steel Tips: Sleek and stylish 90mm tips give your vehicle a high-end, race-inspired appearance.

    • Piping Diameter: 54mm (2.13 inches) for optimized exhaust flow, delivering better throttle response and overall performance.

    • Tip Diameter: 90mm (3.5 inches) for a bold look and enhanced exhaust note.

    Product Description

    The HKS Axleback LEGAMAX Exhaust is designed for performance enthusiasts who want more than just a louder car – it's about enhancing both power and sound in a way that complements your driving style. Featuring S304 stainless steel construction, this exhaust is built to last and perform under the toughest conditions. The 54mm piping diameter helps improve airflow by reducing resistance, ensuring better engine efficiency and smoother throttle response. Whether you’re cruising around town or driving aggressively, you’ll enjoy a deep, sporty tone that gets noticed, especially when you push the throttle.

    What sets the HKS Axleback LEGAMAX Exhaust apart is its ability to balance high-performance output with a sound that’s not too overwhelming for everyday driving. The innovative partition structure reduces unwanted noise while keeping the aggressive sound you crave. With the quad burnt stainless steel tips and sleek design, this exhaust system not only boosts your car’s performance but gives it a head-turning appearance. If you’re looking for an upgrade that gives you enhanced sound, performance, and durability, the HKS Axleback LEGAMAX Exhaust is the perfect addition to your car. Upgrade your ride and experience the HKS difference today!

    Redline360 sells only genuine and authentic HKS products.

        HKS Brand Logo

        Prop 65 Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.


        More in this category
        HKS Exhaust
        Subaru WRX Exhaust
        Subaru WRX Parts
      • Category: Exhaust Systems
      • Brand: HKS

        Reviews on this product


        Ordering from Redline360
        Redline360 is an Authorized Dealer so we only sell authentic and genuine parts and accessories.

        Order updates, tracking and info
        Our goal is your complete satisfaction. Upon ordering, you will receive an email confirmation of your order along with your invoice. You will be able to log into our website 24/7 to check on your order at any time. Your order is processed Monday through Friday from 8am to 6pm PST as soon as it is placed. Once your order ships, we will email you a tracking number so you can track your package.

        Protect your purchase
        Redline360 offers our customers piece of mind! We have partned with Extend to offer you Extend Product Protection and Extend Shipping Protection. Read about each protection that Extend offers to Redline360 customers!

        Multiple distribution points ready to serve you!
        We ship from multiple locations around the United States so you receive your part as quick as possible. Not every warehouse stocks all the same parts, so the closest warehouse to you that has the part in stock is where your order will ship from. We ship from California, Nevada, Indiana, Michigan, Florida, Texas and Pennsylvania.

        Secure Ordering
        We take security seriously! We are never exposed to your credit card information, and it's never stored. Credit card transactions go through the credit card processor directly. We also offer various other payment methods such as PayPal, Affirm Financing (Pay over time), Amazon Pay, Apple Pay and more!

        Any non CARB compliant items can not ship California. We will notify you if we have to cancel your order.

        Some products may be subject to local rules, laws and regulations in certain areas. Always check your local laws to determine legal restrictions. We are not responsible if you buy a product that is not legal in your area.

        For items that have free shipping, free shipping only applies to the lower 48 states.

        Questions? Contact us.

        Actual item may vary from picture