A'PEXi - RS Evolution Extreme (Axleback) - 2022+ Subaru WRX (VB)

The A'PEXi RS Evolution Extreme is based on the RS Evolution muffler with the addition of full titanium tips. It is a hybrid muffler that combines the free-flowing character of the N1 muffler with the quieter sound of the Hybrid Megaphone Evolution, using A'PEXi's patented megaphone piping structure and larger piping diameters for turbocharged engines.

Features

• TIG-welded SUS304 stainless steel construction
• Matched and manufactured for select chassis
• Patented megaphone piping structure for torque and throttle response; the design creates a swirling exhaust-gas flow

Specifications

• Part Number: 113-KF01
• Exhaust Type: RS Evolution Extreme Muffler
• Piping Diameter: 60mm x 2
• Tip Diameter: 93mm. x 4
• Exhaust Tip Style: Titanium Round- Dual wall rolled, Angle cut (Riveted)
• Pieces: 2 (Left and Right)
• Piping Material: SUS304 Stainless Steel
• Muffler Material: SUS304 Stainless Steel
• Muffler Tip Material: TP270 Gr Titanium
• Compatibility: Factory OE Midpipe; A'PEXi; N1 Evo Extreme (MidPipe); SKU: 144-KF01
• Bolt-On Installation: Yes

Fitment

• Year: 2022+
• Make: Subaru
• Model: WRX (VB)
• Body Style: 4-Door Sedan
• Engine: FA24F (T/C)
• Chassis: VB (M/T and A/T)

Notes

• NOTE: Do not use harsh chemicals or metal polish cleaners when cleaning titanium tips. We recommend using standard isopropyl alcohol