5 Inch Gen3 BMW B58 Downpipe - 2025+ M340i / M440i/ 540i/ 740i/ X3/ X5/ X6/ X7














- Description
- Reviews
- Shipping and Refund
Engineered specifically for B58 Engine, this high-performance 5 Inch B58 downpipe is compatible for Gen3 BMW models, including the G20 M340i, G22 M440i, G60 540i, G70 740i, G45 X3, G05 X5, G06 X6, G07 X7.
Constructed entirely from premium stainless steel, it features a stainless steel flex joint and an inner stainless liner. Expertly TIG welded and back-purged, the Palenon downpipe offers outstanding structural integrity, thermal durability, and long-term reliability.
Designed to enhance exhaust flow with a consistently larger diameter right after the turbo, this downpipe delivers a deeper, more aggressive exhaust note, faster turbo spool, and measurable power gains. It is fully compatible with both OEM and aftermarket exhaust systems, ensuring a seamless installation.
Elevate your driving experience with performance, precision, and sound—redefined.
If you have Previous Years Gen1 & Gen2 Model Check these B58 Downpipe
Features
- Maximum Flow: 5 Inch Inner diameter and 6 Inch Outer diameter with smooth transitions enhances exhaust flow and reduces restriction.
- Faster Spool: Improved turbo response and quicker spool times.
- Increased Power: 35HP+ Noticeable horsepower and torque gains with proper tune.
- Aggressive Exhaust Note: Enjoy a richer, more aggressive sound.
- Easy Installation: Fits both right and left-hand drive vehicles without modifications.
- Warranty: We offer lifetime warranty.
Our racing-grade downpipes are expertly crafted from premium stainless steel, using precise and standardized bending techniques to ensure optimal performance and thrilling exhaust note. Our downpipe pricing is U.S. market guaranteed. With an unwavering commitment to both price and quality, we adhere to a "customer-first" standard, ensuring that our products exceed expectations without compromise.
Profile: Installing b58 catless downpipes will trigger a check engine light (CEL) due to the absence of OEM catalysts. To eliminate the CEL without a tune, we offer a CEL Delete Kit featuring O2 sensor spacers that comply with BMW’s emissions parameters, effectively removing the CEL.
Why Choose Palenon Performance?
At Palenon Performance, we pride ourselves on crafting premium exhaust solutions. Our 4.5 Inch bmw B58 Downpipe is built with top-grade stainless steel and advanced manufacturing techniques for unmatched durability and performance. With a commitment to innovation and customer satisfaction, our skilled team continually pushes the limits to deliver high-quality, high-performance parts.
Upgrade your BMW’s exhaust system with Palenon Performance’s B58 Downpipe and experience the ultimate in power and sound. Order today to transform your driving experience!
Fitment
BMW 3 Series
- 2025+ BMW M340i/M340iX G20 LCI/G21 LCI
BMW 4 Series
- 2025+ BMW M440i/M440iX G22/G23/G26 LCI
BMW 5 Series
- 2025+ BMW 540iX / 550eX G60/G61
BMW 7 Series
- 2025+ BMW 735i/740i/740ix/750eX/M760eX G70
X Series
- 2025+ BMW X3 M50 G45
- 2023+ BMW X5 LCI 40i/40iX/50eX G05
- 2023+ BMW X6 LCI 40iX G06
- 2023+ BMW X7 LCI 40iX G07
- 2023+ BMW XM 50e G09
Amazing, My second easy install dyi. Thanks
The part worked well ,and the downpipe delivered quickly.
This product works flawlessly, boasts excellent build quality, and was delivered quickly. I couldn't be more satisfied!
Absolutely excellent! The delivery was swift and the fit is perfect.
Handling
Orders shipped directly from our warehouse are usually processed the same business day if placed before 12 PM MST, and tracking details are provided within 1 business day.
For drop-shipped items, processing times may vary depending on the manufacturer, typically 3–5 business days. Tracking updates may take longer in such cases.
Expedited shipping applies only once the item is ready to ship.
Return
You have 30 days after receiving your order to request a return. Items must be unused, in original packaging, and include proof of purchase. Customers are responsible for covering the return shipping costs.
To start a return, email us at sales@palenonperformance.com. Returns sent without approval will not be accepted.
You can request a return directly from your account by selecting the return option on your order page. Here is the URL: https://shopify.com/55092379855/account/orders
Non-returnable items:
- Burger Motorsports (BMS) products
- Used items
- Air Intakes
- Hazardous materials, flammable liquids, or gases
- Discounted items and gift cards other than palenon performance brand
Exchanges
Return the item and place a new order once approved.
Refunds
Approved refunds are issued to the original payment method. A restocking fee (up to 20%) may apply for damaged packaging or delivery issues. Processing time depends on your bank or payment provider. The original shipping cost will not be refunded.
Cancellations
Canceled orders are subject to a 5% merchant fee (8% for Shop Pay installments). Custom or pre-order items canceled within their lead time are also subject to this fee.
Damaged or incorrect items
Inspect your order upon arrival and contact us immediately for assistance. If the wrong part was ordered, customer covers return shipping.
Disputes / Chargebacks
We take all chargebacks and payment disputes very seriously. Filing a false or baseless chargeback is considered fraud and may result in civil or criminal action. Such cases can lead to legal penalties, including fines of $1,000–$10,000 and possible imprisonment.
Our legal team will compile all relevant documentation to dispute any fraudulent chargeback and may forward the case to a collections agency or pursue legal proceedings in our jurisdiction.
Engineered specifically for B58 Engine, this high-performance 5 Inch B58 downpipe is compatible for Gen3 BMW models, including the G20 M340i, G22 M440i, G60 540i, G70 740i, G45 X3, G05 X5, G06 X6, G07 X7.
Constructed entirely from premium stainless steel, it features a stainless steel flex joint and an inner stainless liner. Expertly TIG welded and back-purged, the Palenon downpipe offers outstanding structural integrity, thermal durability, and long-term reliability.
Designed to enhance exhaust flow with a consistently larger diameter right after the turbo, this downpipe delivers a deeper, more aggressive exhaust note, faster turbo spool, and measurable power gains. It is fully compatible with both OEM and aftermarket exhaust systems, ensuring a seamless installation.
Elevate your driving experience with performance, precision, and sound—redefined.
If you have Previous Years Gen1 & Gen2 Model Check these B58 Downpipe
Features
- Maximum Flow: 5 Inch Inner diameter and 6 Inch Outer diameter with smooth transitions enhances exhaust flow and reduces restriction.
- Faster Spool: Improved turbo response and quicker spool times.
- Increased Power: 35HP+ Noticeable horsepower and torque gains with proper tune.
- Aggressive Exhaust Note: Enjoy a richer, more aggressive sound.
- Easy Installation: Fits both right and left-hand drive vehicles without modifications.
- Warranty: We offer lifetime warranty.
Our racing-grade downpipes are expertly crafted from premium stainless steel, using precise and standardized bending techniques to ensure optimal performance and thrilling exhaust note. Our downpipe pricing is U.S. market guaranteed. With an unwavering commitment to both price and quality, we adhere to a "customer-first" standard, ensuring that our products exceed expectations without compromise.
Profile: Installing b58 catless downpipes will trigger a check engine light (CEL) due to the absence of OEM catalysts. To eliminate the CEL without a tune, we offer a CEL Delete Kit featuring O2 sensor spacers that comply with BMW’s emissions parameters, effectively removing the CEL.
Why Choose Palenon Performance?
At Palenon Performance, we pride ourselves on crafting premium exhaust solutions. Our 4.5 Inch bmw B58 Downpipe is built with top-grade stainless steel and advanced manufacturing techniques for unmatched durability and performance. With a commitment to innovation and customer satisfaction, our skilled team continually pushes the limits to deliver high-quality, high-performance parts.
Upgrade your BMW’s exhaust system with Palenon Performance’s B58 Downpipe and experience the ultimate in power and sound. Order today to transform your driving experience!
Fitment
BMW 3 Series
- 2025+ BMW M340i/M340iX G20 LCI/G21 LCI
BMW 4 Series
- 2025+ BMW M440i/M440iX G22/G23/G26 LCI
BMW 5 Series
- 2025+ BMW 540iX / 550eX G60/G61
BMW 7 Series
- 2025+ BMW 735i/740i/740ix/750eX/M760eX G70
X Series
- 2025+ BMW X3 M50 G45
- 2023+ BMW X5 LCI 40i/40iX/50eX G05
- 2023+ BMW X6 LCI 40iX G06
- 2023+ BMW X7 LCI 40iX G07
- 2023+ BMW XM 50e G09
Amazing, My second easy install dyi. Thanks
The part worked well ,and the downpipe delivered quickly.
This product works flawlessly, boasts excellent build quality, and was delivered quickly. I couldn't be more satisfied!
Absolutely excellent! The delivery was swift and the fit is perfect.
Handling
Orders shipped directly from our warehouse are usually processed the same business day if placed before 12 PM MST, and tracking details are provided within 1 business day.
For drop-shipped items, processing times may vary depending on the manufacturer, typically 3–5 business days. Tracking updates may take longer in such cases.
Expedited shipping applies only once the item is ready to ship.
Return
You have 30 days after receiving your order to request a return. Items must be unused, in original packaging, and include proof of purchase. Customers are responsible for covering the return shipping costs.
To start a return, email us at sales@palenonperformance.com. Returns sent without approval will not be accepted.
You can request a return directly from your account by selecting the return option on your order page. Here is the URL: https://shopify.com/55092379855/account/orders
Non-returnable items:
- Burger Motorsports (BMS) products
- Used items
- Air Intakes
- Hazardous materials, flammable liquids, or gases
- Discounted items and gift cards other than palenon performance brand
Exchanges
Return the item and place a new order once approved.
Refunds
Approved refunds are issued to the original payment method. A restocking fee (up to 20%) may apply for damaged packaging or delivery issues. Processing time depends on your bank or payment provider. The original shipping cost will not be refunded.
Cancellations
Canceled orders are subject to a 5% merchant fee (8% for Shop Pay installments). Custom or pre-order items canceled within their lead time are also subject to this fee.
Damaged or incorrect items
Inspect your order upon arrival and contact us immediately for assistance. If the wrong part was ordered, customer covers return shipping.
Disputes / Chargebacks
We take all chargebacks and payment disputes very seriously. Filing a false or baseless chargeback is considered fraud and may result in civil or criminal action. Such cases can lead to legal penalties, including fines of $1,000–$10,000 and possible imprisonment.
Our legal team will compile all relevant documentation to dispute any fraudulent chargeback and may forward the case to a collections agency or pursue legal proceedings in our jurisdiction.
