KYOSTAR Valved Sport Cat-Back Exhaust System for 2014-2016 BMW F32 420i 428i N20 2.0T Dual Tip MP Style

KYOSTAR Valved Sport Cat-Back Exhaust System for 2014-2016 BMW F32 420i 428i N20 2.0T Dual Tip MP Style

Give your BMW 4 Series a performance-inspired exhaust upgrade with the KYOSTAR Valved Sport Cat-Back Exhaust System. Designed for source-listed 2014-2016 BMW F32 420i and 428i models equipped with the N20 2.0L turbocharged inline-four engine, this aftermarket exhaust system combines a valved sport exhaust configuration with a dual-tip MP-style rear appearance.

The KYOSTAR cat-back exhaust is intended for BMW enthusiasts looking to customize their vehicle's exhaust layout, rear-end appearance, and driving sound characteristics. The system features formed metal exhaust piping, a rear muffler assembly, and two black exhaust outlets visible in the supplied product image.

The original product specification identifies this exhaust as a valved system. Valve operation, control method, factory actuator compatibility, and included electronic components have not been specified and should be confirmed before purchase.

The MP-style dual-tip configuration offers a sport-inspired rear exhaust appearance for compatible BMW F32 420i and 428i applications. Actual exhaust sound, volume, and tone depend on the vehicle's factory exhaust components, valve configuration, and installation.

Whether you're upgrading your daily-driven BMW 420i or customizing your BMW 428i, the KYOSTAR Valved Sport Cat-Back Exhaust System provides an aftermarket rear exhaust option for the listed N20 applications, subject to exact vehicle fitment verification.

Features

• Valved sport cat-back exhaust system for selected BMW 4 Series applications.
• Listed for 2014-2016 BMW F32 420i and 428i models.
• Designed for compatible BMW N20 2.0L turbocharged inline-four engines.
• MP-style sport exhaust appearance.
• Dual-tip rear exhaust configuration.
• Two black exhaust outlets visible in the product image.
• Rear muffler assembly included in the illustrated exhaust configuration.
• Formed metal exhaust tubing with vehicle-specific routing.
• Valved exhaust design identified in the original product specifications.
• Aftermarket alternative to compatible factory cat-back exhaust components.
• Performance-inspired rear-end appearance.
• Designed for compatible BMW F32 Coupe exhaust upgrade projects.
• Exhaust sound characteristics may vary with valve position and vehicle configuration.
• Vehicle-specific exhaust mounting and connection verification recommended.
• Professional installation recommended.

Fitment

BMW 4 Series Coupe (F32):

• 2014-2016 BMW 420i Coupe (F32) — N20 2.0T, where applicable.
• 2014-2016 BMW 428i Coupe (F32) — N20 2.0T, where applicable.

Vehicle Make: BMW

Vehicle Series: 4 Series

Vehicle Models: 420i / 428i

Chassis Code: F32

Source-Listed Model Years: 2014-2016

Engine Platform: N20

Engine Type: 2.0L Turbocharged Inline 4-Cylinder

Product Type: Valved Sport Cat-Back Exhaust System

Exhaust Tip Configuration: Dual Tip (MP Type)

Important Fitment Note

Please verify your BMW model, chassis code, production year, engine type, factory exhaust layout, rear bumper configuration, and exhaust mounting points before ordering.

This exhaust is listed for 2014-2016 BMW F32 420i and 428i models equipped with the N20 2.0T engine. Compatibility with vehicles using other engine configurations is not confirmed.

The supplied information does not establish compatibility with BMW F30 Sedan, F31 Touring, F33 Convertible, or F36 Gran Coupe applications.

The dual-tip MP-style outlet layout may require verification of rear diffuser openings and bumper clearance. Any required diffuser replacement or modification has not been confirmed.

The product is identified as a valved exhaust, but the valve-control method is not specified. Confirm whether the system requires factory actuators, a separate controller, wiring, vacuum lines, or additional accessories.

The supplied specifications do not confirm the exact pipe diameter, exhaust-tip diameter, metal material grade, or complete installation hardware.

Vehicles equipped with aftermarket downpipes, modified exhaust connections, custom rear diffusers, or other exhaust modifications may require additional fitment verification.

Please check applicable local exhaust noise and vehicle modification requirements before installation.

Fitment Note

The KYOSTAR Valved Sport Cat-Back Exhaust System is listed for selected 2014-2016 BMW F32 420i and 428i Coupe models with the N20 turbocharged engine.

The original product title specifies a valved sport cat-back exhaust with a two-tip MP-style configuration.

The supplied product image shows an exhaust assembly with a long formed pipe section, a rear muffler assembly, and two black exhaust outlets.

The exact valve mechanism, control accessories, pipe diameter, exhaust-tip dimensions, muffler internal construction, and metal grade are not provided in the source information.

The complete factory exhaust sections removed or retained during installation depend on the vehicle's original exhaust arrangement and the kit's connection points.

The MP-style description refers to the exhaust's styling configuration and does not establish that this is an original BMW M Performance product.

Actual exhaust tone, volume, and valve behavior depend on the complete vehicle configuration and any required control components.

No verified sound-level measurements, horsepower gains, torque gains, or exhaust-flow improvements are supplied.

Professional installation and vehicle-specific fitment verification are recommended.

Product Details & Technical Specifications

Why Choose a Valved Sport Cat-Back Exhaust?

A cat-back exhaust system replaces compatible exhaust components downstream of the catalytic converter connection, providing an aftermarket exhaust layout for enthusiasts who want to personalize their vehicle.

A valved exhaust configuration incorporates an exhaust valve arrangement that may alter the exhaust flow path and sound characteristics, depending on the specific valve mechanism and control setup.

The KYOSTAR Valved Sport Cat-Back Exhaust System combines a sport-inspired rear muffler layout with dual black exhaust tips and an MP-style appearance.

The final sound characteristics depend on valve operation, engine load, factory exhaust components, and the overall exhaust system configuration.

No specific horsepower increase, torque improvement, sound-level reduction, or sound-level increase is claimed without verified test data.

FAQ

Q: What BMW models does this exhaust fit?
A: It is listed for selected 2014-2016 BMW F32 420i and 428i Coupe applications equipped with the N20 2.0T engine.

Q: Will this fit a 2014 BMW 420i F32?
A: The source includes 2014 BMW F32 420i applications. Verify your exact engine and factory exhaust connections.

Q: Will this fit a 2016 BMW 428i F32?
A: The source lists 2014-2016 BMW F32 428i applications. Confirm your vehicle configuration before purchase.

Q: Is this designed for the BMW N20 engine?
A: Yes. The supplied product specifications identify the N20 2.0T engine.

Q: Will this fit a BMW F30 320i or 328i?
A: F30 compatibility is not confirmed. This SKU is listed for BMW F32 420i and 428i applications.

Q: Is this a valved exhaust system?
A: Yes. The original product title identifies it as a valved sport cat-back exhaust.

Q: Does the exhaust include a remote controller?
A: The supplied information does not confirm a remote controller or electronic control accessories.

Q: Does this use factory exhaust valve controls?
A: Factory actuator compatibility is not specified. Please confirm the required control method before purchase.

Q: How many exhaust tips does this system have?
A: The source identifies a two-tip configuration, and two black outlets are visible in the product image.

Q: What does MP Type mean?
A: MP Type refers to the source-listed sport styling configuration. It does not mean the product is an original BMW M Performance component.

Q: What material is the exhaust made from?
A: The exact metal material and grade are not specified in the supplied source.

Q: What is the exhaust pipe diameter?
A: The exact pipe diameter is not provided.

Q: Will this change the exhaust sound?
A: A valved aftermarket exhaust may change sound characteristics. Actual results depend on the valve operation and complete vehicle setup.

Q: Does this increase horsepower?
A: No verified dyno data is provided, so no specific horsepower or torque gain is claimed.

Q: Will I need to change my rear diffuser?
A: The source does not confirm whether a diffuser modification is required. Verify rear bumper and tip clearance before purchase.

Q: Does the kit include all installation hardware?
A: The complete hardware and valve accessory list is not confirmed. Please verify the required clamps, hangers, gaskets, and control components.

Q: Is professional installation recommended?
A: Yes. Professional installation is recommended for proper mounting, exhaust alignment, and valve-system verification.

Installation Note

Allow the engine and exhaust components to cool completely before beginning installation.

Inspect the factory exhaust assembly and verify that the KYOSTAR cat-back system matches the intended BMW F32 420i or 428i application.

Confirm the required connection dimensions, exhaust hangers, mounting positions, and rear diffuser clearance.

Identify the exhaust valve arrangement and confirm whether any factory actuators or additional valve-control accessories are required.

Remove the appropriate factory exhaust components according to the applicable BMW service procedures.

Install the KYOSTAR exhaust using the correct connections and appropriate mounting hardware for the vehicle.

Ensure the exhaust pipes, muffler assembly, and rear tips are securely mounted and maintain adequate clearance from surrounding underbody components.

After installation, inspect the system for exhaust leaks, rattling, vibration, and interference. Verify valve operation if the required control components are installed.

Professional installation is recommended.

Warranty & Shipping

Please review the applicable KYOSTAR warranty terms before purchasing. Warranty coverage, duration, and exclusions are subject to the policy in effect at the time of purchase.

Inspect the product upon delivery for visible shipping damage, missing components, or other concerns. Retain the original packaging and contact KYOSTAR customer support if an issue is identified.

Before installation, verify that the received product matches SKU NA-CB-5055-SS-WG and the intended BMW F32 420i/428i N20 application.

Shipping availability, dispatch location, and delivery time depend on inventory status and destination. Please review the shipping information provided at checkout or contact KYOSTAR customer service.

For fitment assistance, installation questions, shipping information, or after-sales support, please contact KYOSTAR customer service.