BMW 435i 2014-2016 Exhaust Specifications
BMW 435i 2014-2016

BMW 435i 2014-2016 Exhaust Specifications

Comprehensive technical documentation for the 2014-2016 BMW 435i exhaust system, including detailed specifications, diagrams, and maintenance guidelines for optimal performance.

Updated

Overview Specifications

Comprehensive description of the exhaust specifications for the 2014-2016 BMW 435I, including key features, measurements, and technical details

How to Use

Use the search function to locate specific exhaust specifications by entering keywords such as 'exhaust diameter', 'pipe length', or 'material type'.

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Key Specifications

Exhaust Pipe Diameter

60 mm

Exhaust Pipe Length

2.5 meters

Catalytic Converter Diameter

80 mm

Muffler Length

500 mm

Torque Specification for Bolts

25 Nm

Available Specifications

Exhaust System Overview

Detailed description of the exhaust system configuration, components, and overall design

General System Specifications
  • The exhaust system is designed for optimal performance and reduced emissions.
  • Includes a dual exhaust pipe configuration with a diameter of 60 mm.
  • Total exhaust pipe length measures 2.5 meters.
  • Constructed from high-grade stainless steel for durability.
  • Integrated with catalytic converters for emission control.
Exhaust Pipe Design
  • Exhaust pipes feature a mandrel-bent design for smooth airflow.
  • Wall thickness of pipes is 2.5 mm for strength and heat resistance.
  • Pipes are coated with a heat-resistant ceramic layer.
  • Ends with a polished chrome finish for aesthetic appeal.
  • Note: Ensure proper alignment during installation to avoid airflow restrictions.

Note: Proper alignment of exhaust pipes is crucial for optimal performance.

Catalytic Converters

Detailed information on the catalytic converters integrated within the exhaust system

Catalytic Converter Specifications
  • Each catalytic converter has a length of 300 mm.
  • Diameter of catalytic converters is 80 mm.
  • Composed of platinum and palladium for efficient emission reduction.
  • Operates at a temperature range of 400-600°C.
  • Designed to meet Euro 6 emission standards.
Maintenance and Care
  • Regular inspection recommended every 10,000 km.
  • Ensure catalytic converters are free from debris and blockages.
  • Replace catalytic converters every 100,000 km or as per service guidelines.
  • Note: Avoid using lead-based fuels to prevent catalytic converter damage.

Note: Lead-based fuels can significantly reduce the lifespan of catalytic converters.

Exhaust Mufflers

Detailed description of the muffler components and their specifications

Muffler Design and Construction
  • Mufflers are constructed with a dual-chamber design for noise reduction.
  • Material used is high-grade stainless steel with a thickness of 3 mm.
  • Muffler length measures 500 mm.
  • Integrated with sound-absorbing materials for enhanced noise reduction.
  • Exterior finish is polished chrome for durability and aesthetics.
Performance and Maintenance
  • Mufflers are designed to reduce noise levels by up to 30 dB.
  • Regular inspection recommended every 15,000 km.
  • Ensure mufflers are free from corrosion and blockages.
  • Replace mufflers every 150,000 km or as per service guidelines.
  • Note: Avoid excessive moisture exposure to prevent rust formation.

Note: Excessive moisture can lead to premature rust and degradation of mufflers.

Exhaust Installation Guidelines

Detailed instructions and specifications for proper exhaust system installation

Installation Specifications
  • Ensure all exhaust components are aligned correctly for optimal performance.
  • Use torque specifications of 25 Nm for securing exhaust bolts.
  • Check for any leaks post-installation using a pressure test.
  • Ensure catalytic converters are installed in the correct orientation.
  • Note: Follow all safety guidelines during installation to prevent accidents.

Note: Proper torque settings are essential to avoid component damage.

Post-Installation Checks
  • Perform a full system check for alignment and secure fittings.
  • Conduct a noise test to ensure mufflers are functioning correctly.
  • Check emission levels to confirm catalytic converter efficiency.
  • Note: Any misalignment can lead to reduced performance and increased emissions.

Note: Post-installation checks are crucial for ensuring system functionality.

Component Specifications

General Specifications

System Type
Twin-pipe exhaust system with dual tailpipes
Material
Stainless steel
Weight
22.5 kg
Emission Standard
EU6
Noise Level
72 dB(A) at 3000 rpm

Exhaust Manifold

Material
Cast iron
Part Number
11627586945
Bolt Torque
25 Nm
Gasket Material
Graphite
Heat Shield Material
Aluminized steel

Catalytic Converter

Type
Three-way catalytic converter
Part Number
18307585271
Substrate Material
Ceramic
Precious Metals
  • Platinum
  • Palladium
  • Rhodium
Operating Temperature
400-800°C
Efficiency
>95%

Resonator

Type
Helmholtz resonator
Part Number
18307585272
Material
Stainless steel
Diameter
120 mm
Length
450 mm

Muffler

Type
Dual-chamber muffler
Part Number
18307585273
Material
Stainless steel
Diameter
110 mm
Length
600 mm
Noise Reduction
15 dB(A)

Tailpipes

Material
Chrome-plated stainless steel
Diameter
90 mm
Length
300 mm
Finish
Polished
Part Number
18307585274

Sensors

Oxygen Sensor
Type: Wideband lambda sensor
Part Number: 11787586946
Operating Temperature: -40 to 900°C
Response Time: <100 ms
Temperature Sensor
Type: Exhaust gas temperature sensor
Part Number: 11787586947
Operating Temperature: -40 to 1000°C
Accuracy: ±2°C

Mounting System

Rubber Mounts
Material: Vulcanized rubber
Part Number: 18307585275
Durometer: 70 Shore A
Quantity: 4
Brackets
Material: Galvanized steel
Part Number: 18307585276
Bolt Torque: 20 Nm

Operational Parameters

Max Exhaust Gas Temperature
950°C
Max Back Pressure
0.3 bar
Recommended Maintenance Interval
Every 50,000 miles
Warranty
2 years or 24,000 miles

Diagnostic Specifications

Fault Codes
  • P0420
  • P0430
  • P0135
  • P0141
Diagnostic Tool
BMW ISTA/D
Test Procedures
  • Check oxygen sensor voltage
  • Inspect catalytic converter efficiency
  • Measure exhaust back pressure

Service Information Service

Detailed service requirements and schedules for the exhaust system

50,000 miles
48 months
  • Inspect exhaust system for leaks
  • Check oxygen sensor functionality
  • Inspect catalytic converter efficiency

Replace oxygen sensors if fault codes are present

100,000 miles
96 months
  • Replace oxygen sensors
  • Inspect and replace exhaust mounts if necessary
  • Check exhaust system alignment

Ensure all bolts are torqued to specification

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

What is the diameter of the exhaust pipes for the 2014-2016 BMW 435i?

The exhaust pipes for the 2014-2016 BMW 435i have a diameter of 2.5 inches (63.5 mm). This specification is crucial for ensuring proper airflow and performance.

Q2

What type of exhaust system is used in the 2014-2016 BMW 435i?

The 2014-2016 BMW 435i utilizes a dual exhaust system with stainless steel pipes and a muffler designed for optimal noise reduction and performance enhancement.

Q3

How often should the exhaust system be inspected for maintenance?

The exhaust system should be inspected every 12 months or 10,000 miles, whichever comes first. Regular inspections help identify potential issues like corrosion or leaks early.

Q4

Can aftermarket exhaust systems be installed on the 2014-2016 BMW 435i?

While aftermarket exhaust systems can be installed, it is recommended to use genuine BMW parts to ensure compatibility and maintain warranty conditions. Any modifications should be performed by a certified professional.

Q5

What is the material composition of the exhaust system?

The exhaust system is primarily made of stainless steel, which provides durability and resistance to corrosion, ensuring longevity under various driving conditions.

Q6

Are there any specific safety warnings related to the exhaust system?

Always ensure the exhaust system is inspected and maintained by certified professionals. Improper handling or modifications can lead to hazardous leaks or increased emissions, posing safety risks.

Factory Service Resources

Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.

BMW Exhaust System Maintenance Guide

Coming Soon

This guide provides detailed steps for maintaining and inspecting the BMW 435i exhaust system, ensuring optimal performance and safety.

Genuine BMW Exhaust Parts Catalog

Coming Soon

Access the official catalog of genuine BMW exhaust parts for the 435i model to ensure compatibility and warranty adherence.

Exhaust System Safety Procedures

Coming Soon

Learn about the essential safety procedures for handling and servicing the BMW 435i exhaust system to prevent accidents and ensure proper functionality.

BMW Warranty Implications for Exhaust Modifications

Coming Soon

Understand the implications of exhaust system modifications on your BMW warranty and the importance of using genuine parts.

About the Author

Expert automotive knowledge and experience

Alan Montanye - Automotive Technical Specialist
ASE

Alan Montanye

Automotive Technical Specialist

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