High Sales Fuel Injector Seal 059 130 519B for VW Touareg / Audi Q7 (3.0 TDI V6 Diesel)

Core Selling Points

Hot-selling small sealing consumable ideal for combined one-stop purchasing

100% OE identical precision dimension, direct installation without modification

Applicable Vehicle & Engine Scope

• Matched Core Engine: 3.0 TDI V6 common rail diesel engine
• Main Applicable Models: Audi Q7, VW Touareg
• Extended Compatible VAG Models: Audi A6 C6/C7, A7, A8 D4 equipped with 3.0 TDI power unit
• Installation Position: Copper sealing washer at the bottom of fuel injector

Reinforced Durable Structural Design

1. High-purity annealed copper material: Excellent thermal conductivity, good plastic deformation performance, can form tight sealing surface after bolt tightening
2. Precision flat stamping process: Uniform thickness, no burrs, stable sealing effect
3. Anti-oxidation surface treatment: Resist corrosion by diesel and high-temperature oil mist, extend service life
4. Standard unified size, compatible with original injectors, no assembly mismatch
5. Compact finished gasket, ready for direct assembly

Core Functions & Engine Protection

1. Realize reliable sealing between fuel injector and cylinder head, prevent diesel leakage and air ingress
2. Avoid external carbon accumulation caused by fuel leakage around injectors
3. Stabilize fuel injection pressure of common rail system, guarantee normal engine combustion
4. Eliminate hidden risks of poor cold startup and abnormal exhaust smoke

Fully Resolve Common Failure Symptoms Caused by Damaged Injector Seal

• Diesel seepage and carbon deposits around fuel injectors
• Hard cold startup, prolonged cranking before ignition
• Gray/black smoke emitted during acceleration
• Unstable engine idle and slight jitter
• Air enters fuel circuit leading to insufficient power output

Rigorous Multi-stage Factory Testing & Ample Spot Inventory