Skip to product information
1 of 1
Top Street Performance

GM LS Engine Coolant Crossover Delete Kit - Black

GM LS Engine Coolant Crossover Delete Kit - Black

SKU: SKU: 81053BK

Regular price $15.84
Sale price $15.84 Regular price $18.00
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

Coolant Crossover Delete – Blocks off unused crossover ports

LS Engine Fitment – Designed for compatible LS-based cooling systems

Durable Fittings – Built for heat and coolant system pressure

Clean Routing Solution – Helps simplify engine bay plumbing

Description

This LS engine coolant crossover delete kit is designed to block off factory-style crossover ports when simplifying or reconfiguring the cooling system. The black finish provides a clean look for LS engine bays and swap applications.

Crossover Block-Off Design
Blocks unused coolant crossover ports for cleaner cooling system routing.

LS Cooling System Configuration
Designed for LS-based engine applications where the coolant crossover is being removed or rerouted.

Durable Fitting Construction
Built to handle coolant system heat and pressure in performance and custom engine environments.

Clean Engine Bay Layout
Helps simplify visible coolant plumbing for a more organized engine bay.

Specs

Coolant Crossover Component TypeBlock-off
Fitting MaterialAluminum
Fitting ColorNatural or Black
QuantitySold as a kit

Engine Fitment

COMPATIBLE WITH
CHEVROLET GEN III / IV LS SMALL BLOCK V8
• 4.8L / 293 in³ (LR4, LY2)
• 5.3L / 325 in³ (LM7, L59, LM4, L33, LC9, LH6, LY5, LMG)
• 5.7L / 346 in³ (LS1, LS6)
• 6.0L / 364 in³ (LQ4, LQ9, LS2, LY6, L76, L96)
• 6.2L / 376 in³ (LS3, L92, L99, LSA)

COMMON VEHICLE APPLICATIONS
Chevrolet Silverado 1500 / 2500 / 3500
GMC Sierra 1500 / 2500 / 3500
Chevrolet Tahoe / Suburban
GMC Yukon / Yukon XL
Chevrolet Camaro / Corvette (LS equipped)
Pontiac GTO / G8 (LS equipped)

Q&A

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.