SOUL Performance Resonated Muffler Bypass for F10 BMW M5 [BMW.F10.MB.XXX]
$1,675.00–$2,035.00Price range: $1,675.00 through $2,035.00
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SOUL Performance Resonated Muffler Bypass for F10 BMW M5
A 3-inch T304L stainless bypass with straight-through race resonators that cuts roughly 15 pounds and opens up the S63 twin-turbo V8 without turning the cabin into a drone box.
This item and any similar items are not CARB approved and therefore not for sale in the state of California or other states that require CARB certification. No assessment is being made regarding this product's compliance with the EPA's anti tampering policy, only that the necessary testing and validation has not been completed. Please check with your local enforcement officials regarding legality of use in your place of residence.
SOUL Performance Resonated Muffler Bypass for F10 BMW M5
The SOUL Performance Resonated Muffler Bypass for the F10 BMW M5 unlocks the voice BMW buried under 32 pounds of restrictive factory silencing. SOUL hand-builds the section in Willow Grove, Pennsylvania from 3-inch, mandrel-bent T304L stainless steel, fixture-tests every set before it ships, and stands behind the original owner with a lifetime materials and workmanship warranty for street and track use. Instead of trading the M5’s refinement for a headache, straight-through race resonators hold the twin-turbo V8’s tone and authority under throttle while stripping out the harsh frequencies that turn an open exhaust into a drone box at a cruise. It clamps on at the factory break point, drops roughly 15 pounds, and leaves the car fully reversible, the kind of considered engineering an M-car owner expects before touching a six-figure sedan.
Development and Testing
SOUL developed the Resonated Muffler Bypass to give the F10 M5 a genuine turbo-V8 presence without the constant highway drone that pushes owners back to stock, and the answer was resonator science rather than a hollow straight pipe: full metal-packed, straight-through race resonators that cut the offending frequencies while leaving the engine’s character intact, validated on a fixture for fit before any set leaves the building.
Construction
Every section is mandrel-bent from 3-inch T304L stainless steel with a 0.065-inch wall for strength and clean, unrestricted flow, routed through straight-through race resonators and a cast Y-section with a smooth interior path and a knife-edged split that exits through quad tips. Laser-cut brackets locate the system precisely, and the bypass clamps onto the factory pipes at a dimpled break point, so the original mufflers can be cut out and later reinstalled if the car is ever returned to stock. The quad tips are single-wall and offered in Straight Cut or Slash Cut across Signature Satin, Brushed, and Satin Black finishes.
Bolt-On and Go
Each set is test-fit in a dedicated fixture and packed with printed installation instructions, and most mechanically confident owners complete the clamp-on install in a couple of hours with the car raised; cutting at the marked factory break point is what keeps the swap reversible.
Features
Straight-through, metal-packed race resonators that preserve tone while cutting cruising drone
3-inch mandrel-bent T304L stainless construction for clean, unrestricted flow
Cast Y-section with a smooth interior and knife-edged split into quad tips
Laser-cut brackets for precise, rattle-free location
Clamp-on install at the factory break point, fully reversible to stock
Roughly 15 lbs lighter than the factory mufflers
No tune required and no check engine lights
Single-wall quad tips in Straight Cut or Slash Cut, finished in Signature Satin, Brushed, or Satin Black
Fixture-tested fitment with printed instructions included
Level-1 install difficulty (clamp-on; cut at the marked factory break point)
Specifications
Material: T304L stainless steel
Tubing diameter: 3 inches
Wall thickness: 0.065 inches
System weight: 17.8 lbs
Factory components: 32.5 lbs
Weight reduction: 14.7 lbs (6.6 kg)
What’s Included
Resonated muffler bypass section with race resonators and quad tips
Clamps and mounting hardware
Printed installation instructions
Your selected single-wall tips in the chosen cut and finish
Applications
BMW M5: F10 | 2011-2016 | 4.4L Twin-Turbo V8
Notes
This section replaces the factory center mufflers and clamps to the OE pipes at the marked break point, so the original mufflers can be reinstalled later
Race resonators keep cruising drone in check while preserving the V8’s tone under throttle
Final sound character and any power gains depend on the rest of the exhaust setup and tune
Intended for off-road and track use and may not be legal for use on emissions-controlled vehicles
Frequently Asked Questions
Will the SOUL Performance Resonated Muffler Bypass fit my F10 M5? Yes. The SOUL Performance Resonated Muffler Bypass fits all F10 BMW M5 models from 2011 to 2016 with the 4.4L twin-turbo V8. It clamps onto the factory pipes at a marked break point, so no welding is required, and the cut leaves the original mufflers able to be reinstalled later.
Will it drone on the highway? SOUL built this around straight-through race resonators specifically to avoid that. The resonators cut the harsh frequencies that cause cabin drone at partial throttle and steady cruising while keeping the twin-turbo V8’s tone and authority under hard throttle, which is where a hollow straight pipe fails.
Does the muffler bypass add horsepower? It is primarily a sound and weight upgrade. Removing the heavy, restrictive factory mufflers frees exhaust flow and drops roughly 15 pounds, but meaningful power on the S63 comes from a tune and the rest of the exhaust. On its own, expect sharper sound and a lighter car rather than big dyno numbers.
Can I put the factory exhaust back on later? Yes. The system is cut in at a dimpled factory break point and clamps on, so a shop can remove the bypass and reinstall the original mufflers. This matters for owners who lease, plan to sell, or want to return the car to stock for service.
What is the SOUL Performance Resonated Muffler Bypass made from? It is mandrel-bent from 3-inch T304L stainless steel with a 0.065-inch wall, straight-through metal-packed race resonators, a cast Y-section, and laser-cut brackets. SOUL backs the original owner with a lifetime warranty on materials and workmanship for street and track use.
What tip finishes are available? The quad tips are single-wall 321-style stainless in Straight Cut or Slash Cut, finished in Signature Satin, Brushed, or Satin Black. Satin Black is offered on the Straight Cut tip. Choose the cut and finish on the product page to match your car’s rear valance and trim.
About SOUL Performance
SOUL Performance Products was founded by a group of automotive enthusiasts with deep industry experience and a commitment to doing right by their customers. Their mission is to deliver outstanding performance parts at fair pricing, backed by quality service and one of the best warranties in the industry. SOUL develops high-performance exhaust systems and components that are engineered for exceptional sound and proven performance, with products ready to ship quickly worldwide. Guided by core values of honesty, transparency, and passion for cars, they build strong community connections and prioritize customer satisfaction at every step. Operating out of a dedicated facility in Willow Grove, Pennsylvania, SOUL combines hands-on research, engineering, and manufacturing expertise to create parts that meet and exceed the demands of serious enthusiasts.
Additional Information
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Shipping Policy
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Items that are in stock in the US, either at Bulletproof’s warehouse or at a supplier’s warehouse, are generally delivered within 7-10 days. Special order items from overseas take considerably longer. As a courtesy Bulletproof offers delivery estimates to our customers which take into consideration manufacturer availability and shipping schedule. These estimates represent our best guess based on previous orders from the manufacturer and do not in any way imply a guaranteed delivery window. Many manufacturers work in a “just in time” inventory system and often take 2-20+ weeks to produce an item once an order is submitted. All deliverable items are then sent to our Japanese warehouse. Bulletproof ships a minimum of one full ocean freight container every month from Japan, oftentimes more than one a month. Ocean freight takes an average of 4 weeks. Typically it breaks down to one week in Japan for paperwork and customs, two weeks by boat and one week in US customs/clearance. Due to the wide number of variables between manufacturer and shipping schedules, delivery estimates are simply just that – estimates. We attempt to estimate conservatively and we usually deliver faster than our estimates suggest. It is not Bulletproof’s policy to guarantee delivery time of any special order item, this is impossible for us to do. By ordering you acknowledge that there is no required delivery ETA and an order may not be canceled or altered due to manufacturing or shipping delays, all ETA’s are provided as a best guess only. Please review the full Terms & Conditions here.
BP Pricing Difference
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We do pricing a little differently on our JDM brands and we believe in making things simple and clear. No hidden fees or surcharges. Every price you see includes the shipping cost to our office in Los Angeles, California and all the associated taxes/duties/fees for bringing the products into the US. The only shipping you ever pay is from our facility in the US to your location. Be wary of resellers that don’t include the cost of international shipping in their pricing on JDM parts. While we believe we’ll always have the lowest all-in price on JDM products, we offer a price match guarantee for all authentic parts purchased from authorized dealers as well.
For many international customers, it’s much more affordable to ship from the USA than from Japan directly, as the air freight and ocean freight costs are typically much less. However, for customers looking to ship directly from Japan outside of North America, or domestically in Japan, we can provide pricing specifically for that scenario. Please do not hesitate to contact us with any pricing questions or concerns. Please email us at sales@bulletproofautomotive.com with any inquiries.
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