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CP247
£ —
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BrandGT Exhausts
MPNGGM427
OE refs2
SKU4763-GGM427

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Details

SpecificationValue
BrandGT Exhausts
MPNggm427
Fitting PositionCentre
Length [mm]1300 mm
Width [mm]180 mm
Height [mm]100 mm
Weight [kg]3 kg

OE numbers (2)

Search by this OE number to find compatible parts

Where this part fits

Original-fit position for OE 24423924. The red ring marks where this part installs on the vehicle.

PIPE,EXHAUST,FRONT (IDENT FE) — Opel  ASTRA-G ( 1998 -  2010) — G FUEL AND EXHAUST › 170.EXHAUST PIPE,SILENCER AND CATALYTIC CONVERTER (CONTD.)
Opel ASTRA-G ( 1998 - 2010) · G FUEL AND EXHAUST › 170.EXHAUST PIPE,SILENCER AND CATALYTIC CONVERTER (CONTD.)Position 1

About this product

GT Exhausts Exhaust Pipe (GGM427) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fitting Position: M, Length [mm]: 1300 mm, Width [mm]: 180 mm, Height [mm]: 100 mm, Weight [kg]: Cast Iron kg — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with OPEL, VAUXHALL vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 04065, 150343, 24423924, 4065 and 6 more. Matching these numbers confirms a like-for-like replacement with no loss of function. GT Exhausts is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.

Exhaust Pipe buying guide

Why replace this part?

Exhaust pipes route burnt gases from the manifold through the catalytic converter, silencer box, and out of the vehicle. Steel pipes corrode from the inside out due to acidic condensate, particularly on short trips where the exhaust never reaches full operating temperature. A perforated pipe allows toxic carbon monoxide to enter the cabin.

Signs you need a replacement

  • Loud exhaust note or hissing
  • rattling under the vehicle
  • exhaust smell in the cabin
  • visible rust holes or blowing joints
  • increased exhaust noise that worsens with engine load
  • failed MOT on noise or emissions grounds

When to replace

Lifespan varies widely — rear silencer sections typically last 3–6 years on short-trip use; centre and front pipes last longer. Replace sections as they corrode. Stainless steel systems last the lifetime of the vehicle.

Installation difficulty:Moderate — requires basic tools and mechanical knowledge

Suitable cars

Equivalent products (8)

EuroFloEXGM2033
KLARIUSGM427A
TESH150343
VENEPORTEOP40486
WALKER4065
WALKER PRODUCTS04065

Exhaust Pipe GT Exhausts GGM427compatible car models

Car modelsOPEL: ASTRA G CLASSIC Caravan (F35), ASTRA G Convertible (T98), ASTRA G Estate (T98), ASTRA G Estate Van (F70), ASTRA G Hatchback (T98), ASTRA G Saloon (T98), ZAFIRA A MPV (T98); VAUXHALL: ASTRA Mk IV (G) Convertible (T98), ASTRA Mk IV (G) Estate (T98), ASTRA Mk IV (G) Hatchback (T98), ASTRA Mk IV (G) Saloon (T98), ZAFIRA A (T98)
Engines1.4 (F35); 1.6 16V (F67); 1.6 16V (F35); 1.6 (F70); 1.4 16V (F08, F48); 1.4 16V (F69); 1.6 16V (F75); 1.6 16V; 1.4 16V
Year of manufacture1998-2009
Manufacturer article number (MPN)GGM427
OE part numbers24423924, 5852134
Compatibility check

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Description and what's included

GT Exhausts ggm427 . Emission Standard: 2. Emission Standard: 23. Emission Standard: 7. Exhaust System: 20. Fitting Position: M. Height [mm]: 100 mm. Length [mm]: 1300 mm. Weight [kg]: 3 kg

What's included:
  • 1x Exhaust Pipe
Shipping, returns, warranty

Free UK delivery on orders over £50.00. Tracked standard shipping.

  • Standard delivery: 4–8 business days
  • Order before 5pm — ships the next working day
  • Free returns within 14 days
  • All parts backed by manufacturer warranty

Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.

Frequently Asked Questions

Is this Exhaust Pipe compatible with my car?

This Exhaust Pipe fits OPEL, VAUXHALL vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.

What specifications does this GT Exhausts Exhaust Pipe have?

This GT Exhausts Exhaust Pipe has the following specifications: Fitting Position: M; Length [mm]: 1300 mm; Width [mm]: 180 mm; Height [mm]: 100 mm; Weight [kg]: 3 kg; Emission Standard: 23. Check the full specifications table above for complete details.

What OE part numbers does this Exhaust Pipe replace?

This Exhaust Pipe replaces OE part numbers: 24423924, 5852134. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.

How much does a Exhaust Pipe cost?

Exhaust Pipe prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this GT Exhausts Exhaust Pipe. All parts come with our 14-day money-back guarantee.

How do I know when to replace my Exhaust Pipe?

Watch for a loud exhaust note, blowing or hissing sounds from under the vehicle, visible rust holes or cracks in the pipe, or exhaust fumes entering the cabin — the latter is a safety emergency.

What tools do I need to replace a Exhaust Pipe?

Tools needed: exhaust pipe cutter or hacksaw, 12-17mm spanner set, exhaust clamps or welding equipment, penetrating oil, rubber mallet. Difficulty: Moderate DIY. Safety warning: Never work near a hot or warm exhaust system. Exhaust gas contains carbon monoxide -- work in a well-ventilated area and never run the engine in an enclosed space.

Can I use this part as a replacement for OE 24423924?

Yes, this GT Exhausts Exhaust Pipe is a direct replacement for OE part number 24423924. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.

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