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The 6.3-liter Ferrari V12 proves why naturally aspirated is king. While the F12/812 sounds fantastic from the factory, many “bypass” solutions simply chase volume. Valvetronic Designs Special Ops takes a different path: our titanium valved rear muffler bypass is tuned for pitch and quality—a modest increase in volume with valves open, and a composed, drone-minimized demeanor with valves closed.
Originally engineered for an owner who wanted a more musical, better-balanced exhaust (not just louder), this system now joins our Special Ops program for discerning V12 enthusiasts.
Valves Open: Raw, unfiltered V12 timbre with a higher, cleaner pitch—think more song, not just more sound.
Valves Closed: Reduced volume and minimized cabin drone for relaxed cruising.
Vacuum Valve Integration: Operate via standalone controller or tie into the OEM valve solenoid for factory-style behavior.
Pitch Over Pure Volume: Tuned to elevate the F12/812’s natural harmonics
Bypass Architecture: Replaces rear mufflers to reduce restriction and unveil the engine’s character.
Daily Usability: Civil when closed, F1 inspired scream when open.
Material: Ti-6Al-4V Grade 5 titanium—ultra-light, heat-resistant, and corrosion-proof.
Weight Savings: –25.8 lb versus factory rear sections.
Build Quality: Fully mandrel-bent paths and precision TIG welds.
Reversible: 100% bolt-on; return to stock at any time.
2015–2017 Ferrari F12berlinetta
2014–2017 Ferrari F12 tdf
2018–2023 Ferrari 812 / 812 GTS
Ferrari updated 812 front pipes in early 2021 for EU compliance. Confirm your OEM part numbers with your Ferrari dealer before ordering:
OEM 275462 / 275463 ➜ Select F12 / 812 NON-OPF
OEM 765760 / 765761 ➜ Select 812 OPF
Titanium valved rear muffler-bypass assemblies (left/right)
Vacuum actuators and hardware (OEM integration capable)
Clamps and installation hardware
Material: Grade 5 titanium
Valves: Vacuum-actuated (OEM integration or standalone control)
Weight Reduction: 25.8 lb vs. OEM rear sections
Finish: Brushed titanium, TIG-welded
Have questions or need help confirming OPF/part numbers? customerservice@valvetronic.com
Give your 6.3-liter the voice it deserves—refined when you want it, glorious when you don’t.
Eurosport Performance does not have live inventory. Although we aim shipping out not stocked products within 5 business days, supply constraints, import proceedures and product availability can cause additionnal delays. Please refer to the table below for more accurate details.
In stock - We have the item in stock at our warehouse and you can expect fulfillment within 24 hours.
Usually ships within 5-7 business days - We must import this product from our supplier or the manufacturer. Standard import proceedures take between 5-7 business days and you can expect fulfillment within 8 business days.
Back ordered - This product is out of stock at our warehouse with units in transit from our supplier. Fulfillment can vary.
If you wish to have a more accurate ETA, please send us a message at info@es-performance.com and we will respond within 24-48h.
12 Months
All products sold by Eurosport Performance are warrantied against manufacturing defects according to the manufacturer's warranty policy*. Warranty does not cover abuse, misuse, damages caused from improper manipulation, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective, the customer will receive, at the discretion of Eurosport Performance, a replacement part at no extra cost.
* Conditions may apply. Please visit our Refund Policy or contact us at info@es-performance.com
