Have Questions?

  • Genuine Parts

    Guaranteed Authentic

  • Modification Specialists

    Call for assistance

  • Mod Now, Pay Later

    Financing Available

  • Save On Delivery

    Free shipping on most orders over $199

Valvetronic Valved Sport Catback Exhaust System - Mercedes Benz AMG GT43 2021-2023

$4,999.00
MER.AMGGT43.VSES.FF.TI
Out of stock Many in stock
  Lease to own   Pay as low as   $/week

Snap Logo Lease for as low as $/week Learn More

Mercedes AMG GT 43 – Valved Stainless Steel Exhaust System

T304 Stainless Steel • Valved Control • Inline-6 Sound Transformation

Overview
The AMG GT 43 is a showcase of engineering brilliance, blending AMG performance with luxury and refinement. But while the single-turbo inline-6 engine delivers efficiency and smoothness, its factory exhaust doesn’t live up to AMG’s heritage of sound. The Valvetronic Designs Valved Stainless Steel Exhaust System changes that—unlocking a sharper response, improved flow, and a sound signature that finally matches the AMG GT 43’s character.

Sound & Control

  • Valves Open: Aggressive and commanding with turbo spool, deep growls, and sharp crackles—perfect for spirited driving.

  • Valves Closed: Quiet, refined, and luxurious—ideal for city cruising or long-distance comfort.

  • Drone-Free Tuning: Meticulously engineered to eliminate cabin drone for everyday usability.

Performance Engineering

  • Enhanced Flow Dynamics: Free-flowing 3.0" design reduces backpressure for quicker throttle response.

  • Optimized Turbo Integration: Works in harmony with the inline-6’s turbocharger, improving efficiency and torque across the rev range.

  • Precision TIG Welding: Ensures strength, durability, and a flawless finish.

Construction & Craftsmanship

  • Material: T304 stainless steel for long-term durability and corrosion resistance.

  • Design: Polished finish with exacting fitment from factory connections to the outlet.

  • Reversible: 100% bolt-on installation—always able to return to stock.

Fitment
2020+ Mercedes AMG GT 43

Features

  • Premium T304 stainless steel construction

  • OEM-style electronic valve control for seamless operation

  • 3.0" mandrel-bent tubing for maximum flow

  • Precision TIG welds for strength and craftsmanship

  • Drone-free tuning for refined cabin comfort

  • 100% reversible installation

**Free Flow Race Pipes are for off-road use only and may not be used on a vehicle that is driven on a public roadway / highway.

Read More
Read Less
Due to the recent suspension of the De Minimis Tariff Policy, there may be tariffs applicable to your order if the item ships from outside of the United States. Any tariffs / import duties are strictly the responsibility of the consumer. Returns Policy

Returns may be accepted within 14 days of purchase pending Return Merchandise Authorization (RMA). No returns or cancellations on special order items. All returns will be charged a 20% restocking fee, no exceptions.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. Item must be able to be resold as new. Several types of goods are exempt from being returned. Hazardous materials, fluids, greases, chemicals, and clothing are not able to return.

Free shipping is available within the lower 48 states for most orders totaling $199 or more. A free shipping option will be available during checkout. This offer is for delivery address in the continental United States and excludes shipments going to Alaska, Hawaii, Military Boxes, and items that require freight shipping.

Processing Time
Patterson Performance stocks a large quantity of items at any given time. Some items may require drop shipping from one of our various distributors. In stock items will ship within 1-2 business days. If you're needing your product quickly, please contact us to verify product availability before placing your order. Orders requiring additional verification (security concerns, incorrect information, etc.) may need additional processing time. Estimated shipping dates are not guaranteed and are subject to change based on inventory levels and manufacturer lead times. Backordered items are shipped immediately once available.

Items ship daily, If the item you ordered is not in stock, a member of our team will contact you via email / phone.

Patterson Performance will only ship to an address that varies from your billing address if payment is made via Paypal or a financing partner.

Patterson Performance ships from multiple warehouses throughout the United States, and sometimes from manufacturers overseas.

You can simply contact us via email / telephone for a live inventory check

P65 WARNING: Cancer and Reproductive Harm

Find more information at www.P65Warnings.ca.gov.

Customer Reviews

The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site.

Your cart

×