Skip to content
Billetworkz Shift Knob Black Smoke w/ Red Splash Fits Most Subaru STI Models - BW-KNB-STI6-NO-BSRS-LB - Subimods.com

Billetworkz Shift Knob Black Smoke w/ Red Splash Fits Most Subaru STI Models

$89.00
$89.00 - $89.00
$89.00
$89.00 - $89.00
$89.00
SKU BW-KNB-STI6-NO-BSRS-LB
by Billetworkz
Lease to own Pay as low as $/week

DETAILS

Billetworkz Shift Knob Black Smoke w/ Red Splash Fits Most Subaru STI Models | CNC Machined Aluminum | Manual Shift Knob

Overview

The Billetworkz Shift Knob Black Smoke with Red Splash is a precision-crafted manual shift knob designed to elevate the shifting experience for Subaru WRX STI enthusiasts. Engineered to fit most STI models, this shift knob offers a perfect blend of style, comfort, and durability, making it an ideal upgrade for drivers seeking both aesthetic enhancement and improved tactile feedback during gear changes.

Each knob is CNC-machined from high-grade 6061 aluminum, polished to a mirror finish, and then hand-anodized using a meticulous process that applies the unique black smoke base with a striking red splash accent. This craftsmanship ensures that every knob is a unique piece, combining visual appeal with long-lasting resistance to scratches and wear. The anodized finish not only enhances the look but also protects the knob against the rigors of daily driving.

For Subaru owners, this shift knob delivers a refined and engaging shifting feel that complements the sporty character of the WRX STI platform. Its ergonomic design fits comfortably in the hand, allowing for precise control and a confident connection to the drivetrain. Beyond performance, the distinctive color scheme adds a subtle yet aggressive touch to the interior, aligning with the enthusiast’s desire for both function and form.

Features & Specifications

This Billetworkz manual shift knob is engineered for Subaru WRX STI models and features a CNC-machined 6061 aluminum construction with a durable anodized black smoke finish accented by a red splash. Designed for enthusiasts seeking a unique, high-quality upgrade, it delivers enhanced shift feel and long-lasting durability.

  • Brand: Billetworkz
  • Product: Shift Knob Black Smoke w/ Red Splash
  • Part Number: BW-KNB-STI6-NO-BSRS-SL
  • Fitment: Fits Most Subaru WRX STI Models
  • Material: 6061 Aluminum
  • Finish: Black Smoke Anodized with Red Splash Accent
  • Construction: CNC Machined, Hand-Anodized
  • Origin: Not Specified

Key Benefits

  • Durability: Anodized aluminum finish resists scratches and wear for lasting appearance
  • Fitment: Designed specifically for Subaru WRX STI models ensuring precise compatibility
  • Ergonomics: Comfortable shape enhances shifting control and reduces hand fatigue
  • Unique Style: Hand-applied red splash accent creates a one-of-a-kind look inside your STI
  • Quality Craftsmanship: CNC machining and hand finishing guarantee consistent precision and premium feel
  • Weight: Aluminum construction provides a balanced weight for improved shift feel

What's Included

  • 1× Billetworkz Shift Knob Black Smoke w/ Red Splash
  • Installation instructions

Installation & Compatibility

Installation of the Billetworkz shift knob is straightforward and generally DIY-friendly, requiring only basic hand tools to remove the factory knob and thread on the new one. No special modifications are necessary, but it is important to verify thread pitch compatibility with your specific STI model before purchase. This shift knob fits most Subaru WRX STI manual transmissions, but confirming fitment for your year and trim is recommended to ensure proper installation and function.

  • Professional Installation: DIY-Friendly
  • Modifications Required: None
  • Verify Compatibility: Confirm thread pitch and fitment for your specific Subaru WRX STI model

Shop with confidence at Subimods—your Subaru parts specialists.

Why Billetworkz? 

Billetworkz has become a go-to brand for Subaru owners who demand more than just performance—they demand personality. Proudly based in Pennsylvania, we’re a passionate crew of enthusiasts who live and breathe the automotive lifestyle. From the first prototype to the final polish, our parts reflect a deep understanding of what Subaru drivers truly want—function, feel, and a custom aesthetic that stands out. While other brands follow trends, Billetworkz carves its own path—earning the respect of some of the most detail-obsessed Subaru owners in the world.

Weighted Shift Knobs – Feel Every Shift 

For Subaru enthusiasts who demand more from every gear change, Billetworkz Weighted Shift knobs deliver the perfect balance of performance and style. Precision-machined from stainless steel, our knobs are designed to add weight where it matters—giving you smoother, more deliberate shifts and a connected driving experience. With dozens of finishes, engravings, and shapes like our popular Lightbulb, Piston, and Teardrop, there's a perfect knob for every build style—from daily driver to full send. Built in-house, made in small batches, and designed to feel as good as they look—this is where the shift starts.

The Subaru Modding Essentials 

We know the mod bug runs deep in the Subaru world; that’s why we built the essentials that elevate both form and function. Our Weighted Shift Knobs offer crisp, smooth and more connected shifts, while our engine bay caps and interior accessries clean up the bay and add that personal touch. Every part is machined from high-grade materials and built to last, designed specifically for your Subaru platform. Whether you're starting your first build or finishing off a full setup, Billetworkz makes sure the details never get overlooked.

Billetworkz Custom 

Transform your vehicle's interior with Billetworkz custom engraved shift knobs, meticulously crafted to your exact specifications. Our made-to-order shift knobs allow you to personalize every detail—from unique engravings and logos to custom colors and finishes. Experience truly personalized automotive craftsmanship with Billetworkz.

Brand Logo
About Billetworkz

About Billetworkz

At Billetworkz, every product is made in-house with Subaru drivers in mind. From Weighted Shift Knobs that improve your daily drive to Short Shifters that transform every gear change, our parts are crafted for those who crave precision and individuality behind the wheel. Whether you're building a show car or a weekend canyon carver, our Subaru-specific components, including engine bay dress-up kits and interior accessories, let you fine-tune every detail to your exact style. No outsourcing. No compromises. Just pure Subaru passion—machined into every piece.

Style & Innovation

Style & Innovation

Subaru builds deserve more than just bolt-ons—they deserve innovation you can feel and style that turns heads. At Billetworkz, we obsess over every cut, curve, and finish to bring bold ideas to life for the Subaru community. Our shift knobs and accessories don’t just add flair—they’re engineered to enhance form and function, elevating every drive. Trusted by Subaru enthusiasts, track rats, and custom-builders alike, we set the standard for creative, high-performance detail without ever sacrificing craftsmanship.

Shop By Vehicle
Search