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Valvetronic Designs Valved Axleback Exhaust System for G2X BMW 330i and 430i

Valvetronic Designs Valved Axleback Exhaust System for G2X BMW 330i and 430i

Valvetronic Designs Valved Axleback Exhaust System for G2X BMW 330i and 430i

Price range: $1,299.00 through $1,449.00

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Valvetronic Designs’ T304 valved axle-back for BMW G2X offers OEM valve integration, OEM+ fitment, and 3.5-inch tips—usable standalone or with further exhaust mods.

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SKU: N/A Categories: Exhaust, Exhaust Systems Vehicle: BMW, BMW 3 Series, BMW 330i, BMW 4 Series, BMW 430i, Brand: Valvetronic Designs

This item and any similar items are not CARB approved and therefore not for sale in the state of California or other states that require CARB certification. No assessment is being made regarding this product's compliance with the EPA's anti tampering policy, only that the necessary testing and validation has not been completed. Please check with your local enforcement officials regarding legality of use in your place of residence.

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Description

Valvetronic Designs Valved Axleback Exhaust System for G2X BMW 330i and 430i

Valvetronic Designs’ Valved Axle-Back for the BMW G2X platform advances sound customization with a design informed by the brand’s renowned F-Chassis systems. It supports seamless OEM valve integration, pairs effortlessly with additional exhaust upgrades, or stands alone without compromising fit, finish, or tone. TIG-welded from T304 stainless steel and engineered to use factory mounting points and cut locations, the system achieves an OEM+ installation and appearance, with 3.5-inch tips that perfectly fill the rear bumper.

Sound & Control

Valvetronic Designs calibrates the G2X axle-back for seamless duality: with valves closed, all gases route through a precision quad-chambered muffler to deliver stock-level volume for early starts, stealth commuting, and drone-free cruising; with valves open, the system bypasses the muffler entirely for a deeper, more engaging tone without unwanted cabin resonance. Whether left otherwise stock or paired with additional free-flow components, the setup adapts to deliver a soundtrack tailored to the driver.

Why Choose This System

Valvetronic Designs engineers true OEM+ fitment with factory mounting points and cut locations for a seamless install, while offering customizable sound that works flawlessly as a standalone upgrade or as part of a full exhaust build. OEM valve integration ties operation to BMW drive modes for instant, in-cabin control.

Features

Fully mandrel-bent for maximum flow
Precision TIG-welded for strength and durability
Premium T304 stainless steel construction
Customizable 3.5″ outlet tips for a refined OEM+ look
OEM electronic valves with rapid open/close function
Valve integration with factory drive modes
Extension harness included for plug-and-play operation
100% reversible, return to stock at any time

Applications

BMW 330i: G20 (2019-2024) [2.0L I4 Turbo]
BMW 430i: G22, G23 (2019-2024) [2.0L I4 Turbo]

Notes

Modification required to be compatible with 330e and 2025 models

About Valvetronic Designs

Valvetronic Designs, based in Boyertown, Pennsylvania, is a leader in high-performance exhaust systems, dedicated to innovation, precision, and enhancing the driving experience. Specializing in bespoke solutions for luxury and performance vehicles such as Lamborghini, Ferrari, and Porsche, Valvetronic combines advanced engineering with meticulous craftsmanship to deliver unparalleled sound and performance. With proprietary technologies like free-flow configurations and double X-pipe designs, their exhaust systems set new benchmarks for exotic and race-inspired tones. Every product is designed and manufactured in-house, ensuring exceptional quality and tailored customization, from fitment precision to sound profiles. Driven by a passion for excellence, Valvetronic Designs strives to create the ultimate auditory and performance experiences for automotive enthusiasts worldwide

How to Install Your G20 330i Exhaust

UNREAL 330i Sound!!! G20 330i with Valved Axleback + Free Flow Downpipes

Valvetronic Designs G20 330i Exhaust (Sound Demonstration)

Additional Information

The Bulletproof Automotive website contains many thousands of products purchased in multiple different currencies. All of the prices are entered manually and accurately at the time of entry. Due to the consistently fluctuating international exchange rates, at times prices may not be able to be honored at their original intended rate. We apologize for any inconvenience this may cause, unfortunately our website is unable to compensate dynamically for what can at times be volatile changes in the cost of items due to currency values fluctuating, changes in prices from suppliers, changes in shipping and import duties, and other factors. Rest assured that any order you place on line will be at zero risk to you in this area. If in the event your order cannot be fulfilled at the original intended website price we will offer you a 100% refund, no questions asked. We will continue to do our best to maintain updated prices and we will always continue to offer our price match guarantees as well to ensure our prices are always the best for you. In short, prices may change without notice. It is always advised to give us a call prior to placing your order online to confirm availability and to confirm current pricing.

Shipping Policy

Items that are in stock in the US, either at Bulletproof’s warehouse or at a supplier’s warehouse, are generally delivered within 7-10 days. Special order items from overseas take considerably longer. As a courtesy Bulletproof offers delivery estimates to our customers which take into consideration manufacturer availability and shipping schedule. These estimates represent our best guess based on previous orders from the manufacturer and do not in any way imply a guaranteed delivery window. Many manufacturers work in a “just in time” inventory system and often take 2-20+ weeks to produce an item once an order is submitted. All deliverable items are then sent to our Japanese warehouse. Bulletproof ships a minimum of one full ocean freight container every month from Japan, oftentimes more than one a month. Ocean freight takes an average of 4 weeks. Typically it breaks down to one week in Japan for paperwork and customs, two weeks by boat and one week in US customs/clearance. Due to the wide number of variables between manufacturer and shipping schedules, delivery estimates are simply just that – estimates. We attempt to estimate conservatively and we usually deliver faster than our estimates suggest. It is not Bulletproof’s policy to guarantee delivery time of any special order item, this is impossible for us to do. By ordering you acknowledge that there is no required delivery ETA and an order may not be canceled or altered due to manufacturing or shipping delays, all ETA’s are provided as a best guess only. Please review the full Terms & Conditions here.

BP Pricing Difference

We do pricing a little differently on our JDM brands and we believe in making things simple and clear. No hidden fees or surcharges. Every price you see includes the shipping cost to our office in Los Angeles, California and all the associated taxes/duties/fees for bringing the products into the US. The only shipping you ever pay is from our facility in the US to your location. Be wary of resellers that don’t include the cost of international shipping in their pricing on JDM parts. While we believe we’ll always have the lowest all-in price on JDM products, we offer a price match guarantee for all authentic parts purchased from authorized dealers as well. For many international customers, it’s much more affordable to ship from the USA than from Japan directly, as the air freight and ocean freight costs are typically much less. However, for customers looking to ship directly from Japan outside of North America, or domestically in Japan, we can provide pricing specifically for that scenario. Please do not hesitate to contact us with any pricing questions or concerns. Please email us at sales@bulletproofautomotive.com with any inquiries.

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