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BMW F30 318i 320i 325i 328i 330i Catback Valved Exhaust System with M3 Diffuser | 1.5T 2.0T T304 Stainless Steel Performance Exhaust

Upgrade your BMW F30 3 Series with a premium T304 stainless steel catback exhaust system featuring an electronic valved design and M3-style diffuser conversion. Designed for 318i, 320i, 325i, 328i, and 330i models, this performance exhaust delivers enhanced sound, improved exhaust flow, and a more aggressive rear appearance.

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Product Overview

Transform the driving experience of your BMW F30 with this high-performance catback exhaust system designed specifically for 318i, 320i, 325i, 328i, and 330i models equipped with 1.5T or 2.0T engines.

Constructed from premium T304 stainless steel, this exhaust system combines durability, performance, and aggressive styling. The integrated electronic valve system allows drivers to adjust exhaust sound characteristics, offering a refined tone during daily driving and a more aggressive exhaust note when performance is desired.

Paired with an M3-style rear diffuser conversion, this system provides both functional performance benefits and a sporty appearance upgrade inspired by BMW M models.


Key Features

Electronic Valved Exhaust Control

Integrated electronic valve technology allows drivers to switch between a quieter comfort mode and a more aggressive performance sound.

Vehicle-Specific Fitment

Engineered specifically for BMW F30 318i, 320i, 325i, 328i, and 330i models for precise installation and fitment.

Premium T304 Stainless Steel Construction

Manufactured from high-quality SUS304 stainless steel for exceptional durability, corrosion resistance, and long-term reliability.

M3-Style Diffuser Compatibility

Designed to integrate with M3-style rear diffuser conversions, delivering a more aggressive and performance-oriented appearance.

Optimized Exhaust Flow

Mandrel-bent piping improves exhaust gas flow efficiency while reducing restrictions and backpressure.

Enhanced Exhaust Sound

Produces a deeper and sportier exhaust tone while maintaining daily driving comfort when valves are closed.


Specifications

Vehicle Compatibility

BMW 318i F30

BMW 320i F30

BMW 325i F30

BMW 328i F30

BMW 330i F30

Engine Compatibility

1.5T Turbocharged

2.0T Turbocharged

Exhaust Type

Catback Exhaust System

Material

T304 Stainless Steel (SUS304)

Valve System

Electronic Valved Exhaust

Mounting Position

Rear Section

Diffuser Compatibility

M3 Style Rear Diffuser Conversion

Product Category

Performance Exhaust System

Manufacturing Origin

China


Performance Benefits

Improved Throttle Response

Optimized exhaust flow helps improve engine responsiveness and acceleration characteristics.

Adjustable Driving Experience

Switch effortlessly between a comfortable cruising sound and a more aggressive performance exhaust note.

Reduced Backpressure

Performance-oriented pipe design promotes smoother exhaust evacuation and improved engine efficiency.

Sportier Appearance

The M3-style diffuser conversion dramatically upgrades the rear-end appearance of the vehicle.

Long-Term Durability

High-quality T304 stainless steel construction provides excellent resistance to rust, corrosion, and heat cycles.


Ordering & Production

Custom Manufacturing

Each exhaust system is produced according to the selected vehicle configuration to ensure accurate fitment.

Production Time

Production typically requires approximately 7–10 business days after order confirmation.

Vehicle Information Required

To ensure correct fitment, please provide:

  • Vehicle model
  • Production year
  • Engine displacement
  • Existing rear diffuser configuration
  • Any aftermarket rear bumper or body kit modifications
Wholesale Availability

Dealer, workshop, and bulk purchase inquiries are welcome.


⚠️ Important Notes

Sound Characteristics

Exhaust sound levels may vary depending on engine configuration, downpipe setup, catalytic converter configuration, and other aftermarket modifications.

Professional Installation Recommended

Professional installation is recommended to ensure proper alignment, valve operation, and optimal exhaust performance.

Fitment Verification

Please verify your BMW F30 model, production year, and engine type before placing an order.

Shipping Notice

Due to international transportation, minor cosmetic marks on packaging or protective materials may occasionally occur and do not affect product performance.

Custom Product Notice

This exhaust system is manufactured according to vehicle-specific specifications. Please confirm all vehicle information before production begins.

Color

330i 2.0T, 318i 1.5T, 318i 2.0T, 320i 2.0T, 325i 2.0T, 328i 2.0T

Ships From

China Mainland

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