The GRAIL 3-inch valved exhaust system for the BMW M135i (F2x) delivers a deep, aggressive turbo sound with dual-mode control for daily comfort or maximum performance. Handcrafted in Germany, it improves exhaust flow and enhances overall driving experience.
GRAIL Valved Exhaust System for BMW M135i (F2x) 3” – Stainless Steel Performance Exhaust – BMW OEM Parts
Rated 4.95 out of 5 based on 20 customer ratings
(20 customer reviews)
$2,479.00
SKU:
C10651C6
Category: Exhaust Systems
Description
Reviews (20)
20 reviews for GRAIL Valved Exhaust System for BMW M135i (F2x) 3” – Stainless Steel Performance Exhaust – BMW OEM Parts
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Rated 4.90 out of 5






Lawrence Ramirez –
The system feels premium and well-engineered.
Richard Garcia –
The sound is aggressive without being overwhelming.
Dennis Campbell –
The sound is smooth and not overly loud.
Aaron Edwards –
Gave my car a much more aggressive and premium sound.
Gabriel Hughes –
The exhaust note turns heads everywhere I go.
Frank Carter –
Completely transformed the driving experience with a sportier sound.
Keith Cooper –
Noticeable improvement in throttle response.
James Anderson –
The sound is exactly what I was looking for.
Rachel Woods –
No rattling or vibration after installation.
Brandon Adams –
The sound is aggressive without being overwhelming.
Michael Johnson –
The design fits perfectly with the rear bumper.
Jeremy Rivera –
Very high-quality construction and finish.
Harold Murphy –
Perfect balance between performance and comfort.
Bruce Wood –
Installation was straightforward and everything fit perfectly.
Laura Hayes –
Gave my car a much more aggressive and premium sound.
Patrick Turner –
The quality is consistent throughout the system.
Wayne Jenkins –
Very high-quality construction and finish.
Zachary Cook –
The design fits perfectly with the rear bumper.
Rebecca Diaz –
No issues at all since installation.
Aaron Edwards –
The exhaust note turns heads everywhere I go.