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KORVEN Performance B58 Catless Downpipe Heat Shield For BMW M140i M240i 340i 440i 540i 740i
KORVEN Performance B58 Catless Downpipe Heat Shield For BMW M140i M240i 340i 440i 540i 740i
Premium Stainless Steel Construction
Custom Built For Performance Enthusiasts
Worldwide Shipping Available
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KORVEN Performance B58 Catless Downpipe Heat Shield For BMW M140i M240i 340i 440i 540i 740i
"Excellent quality and fitment. The welds look fantastic and installation was straightforward. Shipping updates were clear throughout the process and the exhaust note sounds incredible. Will definitely be ordering from KORVEN Performance again."
Is this compatible with my vehicle?
Is this compatible with my vehicle?
Please review the vehicle compatibility section carefully before purchasing. If you're unsure, contact our support team with your vehicle year, model, trim, and engine information and we'll help verify fitment.
How long does shipping take?
How long does shipping take?
Most KORVEN Performance products are custom-built or specialty sourced directly from our supplier network. Typical delivery time is approximately 3–4 weeks.
Can I return this product?
Can I return this product?
All sales are final. Due to the nature of performance automotive components, we do not accept returns or exchanges. Please verify fitment before ordering.
Is this product street legal?
Is this product street legal?
Many performance products sold by KORVEN Performance are intended for off-road, racing, exhibition, or motorsports use only. Customers are responsible for complying with all local, state, and federal regulations.
Do you offer fitment support?
Do you offer fitment support?
Yes. If you have questions regarding compatibility, installation, or product selection, our team is available to assist before you place your order.
KORVEN Performance B58 Catless Downpipe With Heat Shield
Upgrade your B58-powered BMW with the KORVEN Performance B58 Catless Downpipe With Heat Shield, engineered to improve exhaust flow while delivering a more aggressive exhaust tone and enhanced turbocharger response.
Designed for enthusiasts seeking maximum performance potential, this high-flow catless downpipe helps reduce exhaust restriction compared to the factory downpipe. Constructed from premium T304 stainless steel and paired with an integrated heat shield, it is built to withstand high temperatures while maintaining durability under demanding driving conditions.
Whether you're building a street-focused performance vehicle or a dedicated motorsports project, the KORVEN Performance B58 Catless Downpipe is a popular upgrade for enthusiasts looking to support future modifications and improve the overall driving experience.
Features & Benefits
✓ High-Flow Catless Design
Helps reduce exhaust restriction and supports improved exhaust flow characteristics.
✓ Integrated Heat Shield
Designed to help manage heat within the engine bay and protect surrounding components.
✓ Premium T304 Stainless Steel Construction
Built to withstand high temperatures, corrosion, and demanding performance applications.
✓ Precision Engineered Fitment
Designed for proper installation on compatible BMW B58-powered vehicles.
✓ Enhanced Exhaust Sound
Produces a deeper, louder, and more aggressive exhaust note compared to factory components.
✓ Performance Build Ready
An excellent supporting modification for enthusiasts planning additional upgrades.
✓ Quality-Vetted Manufacturing
Carefully sourced and selected to meet KORVEN Performance quality standards.
Vehicle Compatibility
Compatible with select BMW B58-powered vehicles including:
• BMW M140i
• BMW M240i
• BMW 340i
• BMW 440i
• BMW 540i
• BMW 740i
Please verify vehicle year, model, and engine compatibility before purchasing.
Package Includes
• 1x KORVEN Performance B58 Catless Downpipe
• Integrated Heat Shield
• Installation Hardware (if applicable)
Important Information
⚠ Off-Road Use Only
This product is intended for off-road, racing, competition, exhibition, and motorsports use only unless otherwise stated.
⚠ Emissions Compliance
This product may not be legal for use on pollution-controlled vehicles in certain states, including California. Please verify local regulations before purchasing.
⚠ All Sales Final
Due to the nature of performance automotive components, all sales are final. Please verify fitment and compatibility before placing your order.
⚠ Custom-Built Product
Most KORVEN Performance products are custom-built or specialty sourced. Please allow approximately 3–4 weeks for production, fulfillment, and delivery.
Built By Enthusiasts. Driven By Passion.
Loved by Countless Enthusiasts
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Excellent Quality & Fitment
"The fitment was spot on and installation was straightforward. The quality exceeded my expectations and the exhaust note sounds incredible. Highly recommend."
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Exactly What I Was Looking For
"Shipping updates were clear throughout the process and the product arrived exactly as described. Build quality is excellent and everything lined up perfectly."
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Great Customer Support
"I had questions about compatibility before ordering and the support team helped verify everything. The part fit perfectly and the quality is outstanding."
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Premium Build Quality
"The welds, finish, and overall craftsmanship are excellent. You can tell this is a quality piece built for enthusiasts."
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Will Order Again
"Very impressed with the experience from start to finish. Product arrived safely, installation went smoothly, and the vehicle sounds fantastic."
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Trusted Performance Supplier
"The part arrived exactly as expected and the quality was better than several competitors I've purchased from in the past. Definitely earned my trust."
