GM Genuine Parts®Verified to fit 211 vehicles
| Vehicle | Trim | Engine | Notes |
|---|---|---|---|
| 2026 Chevrolet LCF 3500HG | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2025 Chevrolet LCF 3500HG | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2024 Chevrolet LCF 3500HG | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2023 Chevrolet LCF 3500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2023 Chevrolet LCF 4500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2022 Chevrolet LCF 3500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2022 Chevrolet LCF 4500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Cadillac Escalade | — | V8 6.2L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Cadillac Escalade ESV | — | V8 6.2L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet Camaro | LT1 | V8 6.2L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet Camaro | SS | V8 6.2L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet Express 2500 | — | V6 4.3L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet Express 3500 | — | V6 4.3L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet LCF 3500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
| 2021 Chevrolet LCF 4500 | — | V8 6.6L | Note: BALL/SPHERICAL END|#1, CROSSRAIL LINE/CONNECTS BETWEEN RAILS|#1)(DIST)(BRAZED FITTING)(LABELED 12677002)(SINGLE USE |
WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, known to the State of California to cause cancer and reproductive harm. Service the vehicle in a well-ventilated area, wear gloves, and wash your hands. See www.P65Warnings.ca.gov/motor-vehicle-parts
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If a part we confirmed for your vehicle does not fit, we cover the return shipping and refund you in full. That is the fitment guarantee.
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Every part is covered for 24 months. Many brands add their own manufacturer warranty on top.
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GM Genuine Parts Fuel Injection Fuel Rail Crossover Tube 12677002
Guaranteed fit or free return
GM Genuine Parts Fuel Injection Fuel Rail Crossover Tube 12677002
Checking fitment…
In stock· ships today
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Ships To:Key Features
About This Fuel Injection Fuel Rail Crossover Tube
This GM Genuine Parts automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- •Unusual noises from the component area
- •Decreased vehicle performance
- •Warning lights on dashboard
- •Visible wear or damage
- •Failed vehicle inspection
GM Genuine Parts
Trusted Automotive Brand
GM Genuine Parts is a trusted manufacturer of quality automotive parts.
View all GM Genuine Parts productsInstallation Guide
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Frequently Asked Questions
The GM Genuine Parts Fuel Injection Fuel Rail Crossover Tube (12677002) is a direct-fit replacement for 2014-2026 Chevrolet, GMC and Cadillac vehicles. UPC 808709637080. In stock and ships free.
About This Product
Fuel Injection Fuel Rail Crossover Tube
The GM Genuine Parts Fuel Injection Fuel Rail Crossover Tube (12677002) is a direct-fit replacement for 2014-2026 Chevrolet, GMC and Cadillac vehicles. UPC 808709637080. In stock and ships free.
This GM Genuine Parts automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.
Key Features
- Meets or exceeds OEM specifications
- Direct-fit replacement design
- Rigorously tested for durability
- Professional-grade construction
- Backed by manufacturer warranty
Signs This Part Needs Replacement
- Unusual noises from the component area
- Decreased vehicle performance
- Warning lights on dashboard
- Visible wear or damage
- Failed vehicle inspection
Brand-first. Fitment-obsessed.
We only sell brands automakers trust, and we double-check the fit on every listing.
Top curated brands only
The brands automakers put on the car.
Obsessed with fitment
Year, make, model, trim, engine, plus the fine print.
Search any part number
Your old part, a competitor, or the dealer #. We confirm the match.
Shop owner? Get BuffyPro business pricing
Fitment Obsessed
Every part checked against your exact year, make, model, trim, and engine.
Wrong Fit? On Us.
Free return shipping, no restocking fee — the fitment guarantee.
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Millions of Parts, One Promise
If we say it fits, it fits.