FORGE MOTORSPORT Milltek Non-Resonated 3" Cat Back Exhaust for VW Golf Mk7 R FMSSXVW404

 

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FORGE MOTORSPORT

Milltek Non-Resonated 3" Cat Back Exhaust for VW Golf Mk7 R FMSSXVW404

The Forge Motorsport Milltek Non-Resonated 3” Cat-Back Exhaust (FMSSXVW404) is one of the most respected premium exhaust upgrades for the Volkswagen Golf Mk7 R (EA888 Gen 3, 2.0 TSI). 

Built from T304 stainless steel, it is engineered to improve exhaust flow while maintaining OEM-quality fitment and durability. 

Technical Highlights

• 3-inch (76.2 mm) mandrel-bent piping
• Larger diameter than stock, reducing exhaust backpressure.
• Improves high-RPM breathing, particularly on tuned Stage 1 and Stage 2 cars.
• Non-resonated design
• Deletes the center resonator for a significantly louder and more aggressive exhaust note.
• Produces deeper bass, sharper DSG upshift cracks, and more pronounced overrun burbles.
• T304 Stainless Steel
• Excellent resistance against corrosion and heat cycling.
• Suitable for daily driving and track use.
• Direct bolt-on installation
• Uses factory mounting points.
• No cutting or welding required. 

Performance

On an otherwise stock Golf R:

• Power gain: 3–8 hp
• Torque gain: 5–10 Nm
• Faster turbo response due to lower exhaust restriction
• Slightly improved throttle response

With:

• ECU Stage 1
• High-flow downpipe
• Intake
• Turbo inlet

the exhaust becomes much more beneficial because it no longer acts as a bottleneck.

Sound Characteristics

Cold Start

• Loud
• Deep bass
• Noticeably more aggressive than OEM

City Driving

• Rich low-frequency tone
• Audible turbo whistle
• Distinct DSG crackles

Wide Open Throttle

• Motorsport-inspired roar
• Strong pops during gear changes
• Excellent turbo soundtrack

Among Golf R owners, the non-resonated version is widely regarded as the more exciting option, although several owners report that it can introduce noticeable cabin drone depending on the rest of the exhaust setup. 

Advantages over Competitors

Brand	Strength	Compared with Milltek
Akrapovic	Extremely lightweight titanium	More expensive, slightly more refined
Remus	Deep tone	Slightly less refined fitment
Armytrix	Valved with remote control	Much louder but considerably more expensive
AWE	Extremely aggressive sound	Can drone more, less OEM-like appearance
Milltek	Excellent balance of quality, fitment, and tone	One of the best all-round choices

Advantages

• Excellent OEM-quality fit
• Premium T304 stainless construction
• Larger 3-inch piping
• Aggressive but refined exhaust note
• Suitable for stock and tuned EA888 engines
• Lifetime manufacturer warranty in many markets 

Disadvantages

• Higher price than many competitors
• Non-resonated version may produce cabin drone around cruising speeds (approximately 2,000–3,000 rpm), especially when paired with an aftermarket downpipe. 
• Cat-back alone provides modest power gains without additional modifications.

The Verdict

Engineering: ★★★★★ (9.8/10)

Sound: ★★★★★ (9.7/10)

Build Quality: ★★★★★ (9.8/10)

Performance Gain: ★★★★☆ (8.8/10)

Daily Comfort: ★★★★☆ (8.6/10)

Overall: 9.5/10

The Milltek FMSSXVW404 is ideal for enthusiasts who want their Golf Mk7 R to sound significantly more aggressive without compromising premium construction or fitment. 

If your goal is a fast-road or Stage 1/Stage 2 build, it is one of the best-balanced cat-back systems available. 

However, if you prioritize long-distance comfort, the resonated version is the better choice, while the non-resonated version is better suited to drivers who value maximum exhaust character over cabin quietness.

FORGE MOTORSPORT

Milltek Non-Resonated 3" Cat Back Exhaust for VW Golf Mk7 R FMSSXVW404