diff --git a/.changeset/sharp-islands-collect.md b/.changeset/sharp-islands-collect.md
new file mode 100644
index 00000000000..17c594e15b3
--- /dev/null
+++ b/.changeset/sharp-islands-collect.md
@@ -0,0 +1,5 @@
+---
+"@fuel-ts/account": patch
+---
+
+feat: added `onBeforeSend` hook to the connector interface
diff --git a/packages/account/src/account.ts b/packages/account/src/account.ts
index 63399b918d5..8ab6ecf20e6 100644
--- a/packages/account/src/account.ts
+++ b/packages/account/src/account.ts
@@ -10,7 +10,7 @@ import type { BytesLike } from '@fuel-ts/utils';
 import { arrayify, hexlify, isDefined } from '@fuel-ts/utils';
 import { clone } from 'ramda';
 
-import type { FuelConnector } from './connectors';
+import type { FuelConnector, FuelConnectorSendTxParams } from './connectors';
 import type {
   TransactionRequest,
   CoinQuantityLike,
@@ -23,7 +23,6 @@ import type {
   EstimateTransactionParams,
   CursorPaginationArgs,
   TransactionRequestLike,
-  ProviderSendTxParams,
   CallResult,
   GetCoinsResponse,
   GetMessagesResponse,
@@ -31,6 +30,7 @@ import type {
   Coin,
   TransactionCostParams,
   TransactionResponse,
+  ProviderSendTxParams,
 } from './providers';
 import {
   withdrawScript,
@@ -66,6 +66,8 @@ export type ContractTransferParams = {
   assetId: BytesLike;
 };
 
+export type AccountSendTxParams = ProviderSendTxParams & FuelConnectorSendTxParams;
+
 export type EstimatedTxParams = Pick<
   TransactionCost,
   'estimatedPredicates' | 'addedSignatures' | 'requiredQuantities' | 'updateMaxFee' | 'gasPrice'
@@ -649,11 +651,14 @@ export class Account extends AbstractAccount implements WithAddress {
    */
   async sendTransaction(
     transactionRequestLike: TransactionRequestLike,
-    { estimateTxDependencies = true }: ProviderSendTxParams = {}
+    { estimateTxDependencies = true, onBeforeSend, skipCustomFee = false }: AccountSendTxParams = {}
   ): Promise<TransactionResponse> {
     if (this._connector) {
       return this.provider.getTransactionResponse(
-        await this._connector.sendTransaction(this.address.toString(), transactionRequestLike)
+        await this._connector.sendTransaction(this.address.toString(), transactionRequestLike, {
+          onBeforeSend,
+          skipCustomFee,
+        })
       );
     }
     const transactionRequest = transactionRequestify(transactionRequestLike);
diff --git a/packages/account/src/connectors/fuel-connector.ts b/packages/account/src/connectors/fuel-connector.ts
index 92d4346e932..0b0fd24f30a 100644
--- a/packages/account/src/connectors/fuel-connector.ts
+++ b/packages/account/src/connectors/fuel-connector.ts
@@ -14,6 +14,7 @@ import type {
   FuelEventArg,
   Version,
   SelectNetworkArguments,
+  FuelConnectorSendTxParams,
 } from './types';
 
 interface Connector {
@@ -42,7 +43,11 @@ interface Connector {
   signTransaction(address: string, transaction: TransactionRequestLike): Promise<string>;
   // #endregion fuel-connector-method-signTransaction
   // #region fuel-connector-method-sendTransaction
-  sendTransaction(address: string, transaction: TransactionRequestLike): Promise<string>;
+  sendTransaction(
+    address: string,
+    transaction: TransactionRequestLike,
+    params?: FuelConnectorSendTxParams
+  ): Promise<string>;
   // #endregion fuel-connector-method-sendTransaction
   // #region fuel-connector-method-currentAccount
   currentAccount(): Promise<string | null>;
@@ -193,10 +198,14 @@ export abstract class FuelConnector extends EventEmitter implements Connector {
    *
    * @param address - The address to sign the transaction
    * @param transaction - The transaction to send
-   *
+   * @param params - Optional parameters to send the transaction
    * @returns The transaction id
    */
-  async sendTransaction(_address: string, _transaction: TransactionRequestLike): Promise<string> {
+  async sendTransaction(
+    _address: string,
+    _transaction: TransactionRequestLike,
+    _params?: FuelConnectorSendTxParams
+  ): Promise<string> {
     throw new FuelError(FuelError.CODES.NOT_IMPLEMENTED, 'Method not implemented.');
   }
 
diff --git a/packages/account/src/connectors/types/data-type.ts b/packages/account/src/connectors/types/data-type.ts
index 04a63ad028d..f4a6f85fa6c 100644
--- a/packages/account/src/connectors/types/data-type.ts
+++ b/packages/account/src/connectors/types/data-type.ts
@@ -1,6 +1,8 @@
 import type { JsonAbi } from '@fuel-ts/abi-coder';
 import type { RequireAtLeastOne } from 'type-fest';
 
+import type { TransactionRequest } from '../../providers';
+
 /**
  * @name Version
  */
@@ -42,3 +44,11 @@ export type SelectNetworkArguments = RequireAtLeastOne<Network, 'chainId' | 'url
  * Read more at: https://docs.fuel.network/docs/specs/abi/json-abi-format/
  */
 export type FuelABI = JsonAbi;
+
+/**
+ * Params for the sendTransaction method (for connectors).
+ */
+export type FuelConnectorSendTxParams = {
+  skipCustomFee?: boolean;
+  onBeforeSend?: (txRequest: TransactionRequest) => Promise<TransactionRequest>;
+};
diff --git a/packages/account/test/fixtures/mocked-connector.ts b/packages/account/test/fixtures/mocked-connector.ts
index 09932d9a893..e8231278257 100644
--- a/packages/account/test/fixtures/mocked-connector.ts
+++ b/packages/account/test/fixtures/mocked-connector.ts
@@ -9,6 +9,7 @@ import type {
   ConnectorMetadata,
   Network,
   SelectNetworkArguments,
+  AccountSendTxParams,
 } from '../../src';
 import { FuelConnector } from '../../src/connectors/fuel-connector';
 import { FuelConnectorEventTypes } from '../../src/connectors/types';
@@ -105,12 +106,16 @@ export class MockConnector extends FuelConnector {
     return wallet.signMessage(_message);
   }
 
-  override async sendTransaction(_address: string, _transaction: TransactionRequestLike) {
+  override async sendTransaction(
+    _address: string,
+    _transaction: TransactionRequestLike,
+    _params: AccountSendTxParams
+  ) {
     const wallet = this._wallets.find((w) => w.address.toString() === _address);
     if (!wallet) {
       throw new Error('Wallet is not found!');
     }
-    const { id } = await wallet.sendTransaction(_transaction);
+    const { id } = await wallet.sendTransaction(_transaction, _params);
     return id;
   }
 
diff --git a/packages/account/test/fuel-wallet-connector.test.ts b/packages/account/test/fuel-wallet-connector.test.ts
index 3bc9acf861c..0c56dcc8547 100644
--- a/packages/account/test/fuel-wallet-connector.test.ts
+++ b/packages/account/test/fuel-wallet-connector.test.ts
@@ -8,10 +8,10 @@ import type { BytesLike } from '@fuel-ts/utils';
 import { TESTNET_NETWORK_URL } from '@internal/utils';
 import { EventEmitter } from 'events';
 
-import type { Network, ProviderOptions, SelectNetworkArguments } from '../src';
+import type { AccountSendTxParams, Network, ProviderOptions, SelectNetworkArguments } from '../src';
 import { Fuel } from '../src/connectors/fuel';
 import { FuelConnectorEventType } from '../src/connectors/types';
-import { Provider, TransactionStatus } from '../src/providers';
+import { Provider, ScriptTransactionRequest, TransactionStatus } from '../src/providers';
 import { setupTestProviderAndWallets, TestMessage } from '../src/test-utils';
 import { Wallet } from '../src/wallet';
 
@@ -669,4 +669,39 @@ describe('Fuel Connector', () => {
       new FuelError(ErrorCode.INVALID_PROVIDER, 'Provider is not valid.')
     );
   });
+
+  it('should ensure sendTransaction works just fine', async () => {
+    using launched = await setupTestProviderAndWallets();
+    const {
+      provider,
+      wallets: [connectorWallet],
+    } = launched;
+    const connector = new MockConnector({
+      wallets: [connectorWallet],
+    });
+    const fuel = await new Fuel({
+      connectors: [connector],
+    });
+
+    const sendTransactionSpy = vi.spyOn(connectorWallet, 'sendTransaction');
+
+    const request = new ScriptTransactionRequest();
+    const resources = await connectorWallet.getResourcesToSpend([
+      { assetId: await provider.getBaseAssetId(), amount: 1000 },
+    ]);
+    request.addResources(resources);
+    await request.autoCost(connectorWallet);
+
+    const params: AccountSendTxParams = {
+      onBeforeSend: vi.fn(),
+      skipCustomFee: true,
+    };
+    const response = await fuel.sendTransaction(
+      connectorWallet.address.toString(),
+      request,
+      params
+    );
+    expect(response).toBeDefined();
+    expect(sendTransactionSpy).toHaveBeenCalledWith(request, params);
+  });
 });